19362320

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{619}}^1$

素因数の和:672

約数の個数: 80

約数和(自身を含む): 49818240

約数和(自身を除く): 30455920

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 34, 40, 46, 68, 80, 85, 92, 115, 136, 170, 184, 230, 272, 340, 368, 391, 460, 619, 680, 782, 920, 1238, 1360, 1564, 1840, 1955, 2476, 3095, 3128, 3910, 4952, 6190, 6256, 7820, 9904, 10523, 12380, 14237, 15640, 21046, 24760, 28474, 31280, 42092, 49520, 52615, 56948, 71185, 84184, 105230, 113896, 142370, 168368, 210460, 227792, 242029, 284740, 420920, 484058, 569480, 841840, 968116, 1138960, 1210145, 1936232, 2420290, 3872464, 4840580, 9681160, 19362320]

約数ペア:

[(1, 19362320), (2, 9681160), (4, 4840580), (5, 3872464), (8, 2420290), (10, 1936232), (16, 1210145), (17, 1138960), (20, 968116), (23, 841840), (34, 569480), (40, 484058), (46, 420920), (68, 284740), (80, 242029), (85, 227792), (92, 210460), (115, 168368), (136, 142370), (170, 113896), (184, 105230), (230, 84184), (272, 71185), (340, 56948), (368, 52615), (391, 49520), (460, 42092), (619, 31280), (680, 28474), (782, 24760), (920, 21046), (1238, 15640), (1360, 14237), (1564, 12380), (1840, 10523), (1955, 9904), (2476, 7820), (3095, 6256), (3128, 6190), (3910, 4952)]