20033951880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{857}}^1\times {\mathrm{10253}}^1$

素因数の和:11143

約数の個数: 128

約数和(自身を含む): 63345110400

約数和(自身を除く): 43311158520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 857, 1140, 1714, 2280, 2571, 3428, 4285, 5142, 6856, 8570, 10253, 10284, 12855, 16283, 17140, 20506, 20568, 25710, 30759, 32566, 34280, 41012, 48849, 51265, 51420, 61518, 65132, 81415, 82024, 97698, 102530, 102840, 123036, 130264, 153795, 162830, 194807, 195396, 205060, 244245, 246072, 307590, 325660, 389614, 390792, 410120, 488490, 584421, 615180, 651320, 779228, 974035, 976980, 1168842, 1230360, 1558456, 1948070, 1953960, 2337684, 2922105, 3896140, 4675368, 5844210, 7792280, 8786821, 11688420, 17573642, 23376840, 26360463, 35147284, 43934105, 52720926, 70294568, 87868210, 105441852, 131802315, 166949599, 175736420, 210883704, 263604630, 333899198, 351472840, 500848797, 527209260, 667798396, 834747995, 1001697594, 1054418520, 1335596792, 1669495990, 2003395188, 2504243985, 3338991980, 4006790376, 5008487970, 6677983960, 10016975940, 20033951880]

約数ペア:

[(1, 20033951880), (2, 10016975940), (3, 6677983960), (4, 5008487970), (5, 4006790376), (6, 3338991980), (8, 2504243985), (10, 2003395188), (12, 1669495990), (15, 1335596792), (19, 1054418520), (20, 1001697594), (24, 834747995), (30, 667798396), (38, 527209260), (40, 500848797), (57, 351472840), (60, 333899198), (76, 263604630), (95, 210883704), (114, 175736420), (120, 166949599), (152, 131802315), (190, 105441852), (228, 87868210), (285, 70294568), (380, 52720926), (456, 43934105), (570, 35147284), (760, 26360463), (857, 23376840), (1140, 17573642), (1714, 11688420), (2280, 8786821), (2571, 7792280), (3428, 5844210), (4285, 4675368), (5142, 3896140), (6856, 2922105), (8570, 2337684), (10253, 1953960), (10284, 1948070), (12855, 1558456), (16283, 1230360), (17140, 1168842), (20506, 976980), (20568, 974035), (25710, 779228), (30759, 651320), (32566, 615180), (34280, 584421), (41012, 488490), (48849, 410120), (51265, 390792), (51420, 389614), (61518, 325660), (65132, 307590), (81415, 246072), (82024, 244245), (97698, 205060), (102530, 195396), (102840, 194807), (123036, 162830), (130264, 153795)]