40535820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1019}}^1$

素因数の和:1064

約数の個数: 144

約数和(自身を含む): 140343840

約数和(自身を除く): 99808020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 340, 390, 442, 468, 510, 585, 612, 663, 765, 780, 884, 1019, 1020, 1105, 1170, 1326, 1530, 1989, 2038, 2210, 2340, 2652, 3057, 3060, 3315, 3978, 4076, 4420, 5095, 6114, 6630, 7956, 9171, 9945, 10190, 12228, 13247, 13260, 15285, 17323, 18342, 19890, 20380, 26494, 30570, 34646, 36684, 39741, 39780, 45855, 51969, 52988, 61140, 66235, 69292, 79482, 86615, 91710, 103938, 119223, 132470, 155907, 158964, 173230, 183420, 198705, 207876, 225199, 238446, 259845, 264940, 311814, 346460, 397410, 450398, 476892, 519690, 596115, 623628, 675597, 779535, 794820, 900796, 1039380, 1125995, 1192230, 1351194, 1559070, 2026791, 2251990, 2384460, 2702388, 3118140, 3377985, 4053582, 4503980, 6755970, 8107164, 10133955, 13511940, 20267910, 40535820]

約数ペア:

[(1, 40535820), (2, 20267910), (3, 13511940), (4, 10133955), (5, 8107164), (6, 6755970), (9, 4503980), (10, 4053582), (12, 3377985), (13, 3118140), (15, 2702388), (17, 2384460), (18, 2251990), (20, 2026791), (26, 1559070), (30, 1351194), (34, 1192230), (36, 1125995), (39, 1039380), (45, 900796), (51, 794820), (52, 779535), (60, 675597), (65, 623628), (68, 596115), (78, 519690), (85, 476892), (90, 450398), (102, 397410), (117, 346460), (130, 311814), (153, 264940), (156, 259845), (170, 238446), (180, 225199), (195, 207876), (204, 198705), (221, 183420), (234, 173230), (255, 158964), (260, 155907), (306, 132470), (340, 119223), (390, 103938), (442, 91710), (468, 86615), (510, 79482), (585, 69292), (612, 66235), (663, 61140), (765, 52988), (780, 51969), (884, 45855), (1019, 39780), (1020, 39741), (1105, 36684), (1170, 34646), (1326, 30570), (1530, 26494), (1989, 20380), (2038, 19890), (2210, 18342), (2340, 17323), (2652, 15285), (3057, 13260), (3060, 13247), (3315, 12228), (3978, 10190), (4076, 9945), (4420, 9171), (5095, 7956), (6114, 6630)]