16172860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:235

約数の個数: 72

約数和(自身を含む): 38476368

約数和(自身を除く): 22303508

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 121, 163, 164, 205, 220, 242, 326, 410, 451, 484, 605, 652, 815, 820, 902, 1210, 1630, 1793, 1804, 2255, 2420, 3260, 3586, 4510, 4961, 6683, 7172, 8965, 9020, 9922, 13366, 17930, 19723, 19844, 24805, 26732, 33415, 35860, 39446, 49610, 66830, 73513, 78892, 98615, 99220, 133660, 147026, 197230, 294052, 367565, 394460, 735130, 808643, 1470260, 1617286, 3234572, 4043215, 8086430, 16172860]

約数ペア:

[(1, 16172860), (2, 8086430), (4, 4043215), (5, 3234572), (10, 1617286), (11, 1470260), (20, 808643), (22, 735130), (41, 394460), (44, 367565), (55, 294052), (82, 197230), (110, 147026), (121, 133660), (163, 99220), (164, 98615), (205, 78892), (220, 73513), (242, 66830), (326, 49610), (410, 39446), (451, 35860), (484, 33415), (605, 26732), (652, 24805), (815, 19844), (820, 19723), (902, 17930), (1210, 13366), (1630, 9922), (1793, 9020), (1804, 8965), (2255, 7172), (2420, 6683), (3260, 4961), (3586, 4510)]