39732860

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{983}}^1$

素因数の和:1082

約数の個数: 48

約数和(自身を含む): 87284736

約数和(自身を除く): 47551876

約数列:

[1, 2, 4, 5, 10, 20, 43, 47, 86, 94, 172, 188, 215, 235, 430, 470, 860, 940, 983, 1966, 2021, 3932, 4042, 4915, 8084, 9830, 10105, 19660, 20210, 40420, 42269, 46201, 84538, 92402, 169076, 184804, 211345, 231005, 422690, 462010, 845380, 924020, 1986643, 3973286, 7946572, 9933215, 19866430, 39732860]

約数ペア:

[(1, 39732860), (2, 19866430), (4, 9933215), (5, 7946572), (10, 3973286), (20, 1986643), (43, 924020), (47, 845380), (86, 462010), (94, 422690), (172, 231005), (188, 211345), (215, 184804), (235, 169076), (430, 92402), (470, 84538), (860, 46201), (940, 42269), (983, 40420), (1966, 20210), (2021, 19660), (3932, 10105), (4042, 9830), (4915, 8084)]