239507140

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{1117}}^1$

素因数の和:1348

約数の個数: 48

約数和(自身を含む): 513886464

約数和(自身を除く): 274379324

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 151, 284, 302, 355, 604, 710, 755, 1117, 1420, 1510, 2234, 3020, 4468, 5585, 10721, 11170, 21442, 22340, 42884, 53605, 79307, 107210, 158614, 168667, 214420, 317228, 337334, 396535, 674668, 793070, 843335, 1586140, 1686670, 3373340, 11975357, 23950714, 47901428, 59876785, 119753570, 239507140]

約数ペア:

[(1, 239507140), (2, 119753570), (4, 59876785), (5, 47901428), (10, 23950714), (20, 11975357), (71, 3373340), (142, 1686670), (151, 1586140), (284, 843335), (302, 793070), (355, 674668), (604, 396535), (710, 337334), (755, 317228), (1117, 214420), (1420, 168667), (1510, 158614), (2234, 107210), (3020, 79307), (4468, 53605), (5585, 42884), (10721, 22340), (11170, 21442)]