28035160

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{983}}^1$

素因数の和:1048

約数の個数: 64

約数和(自身を含む): 68014080

約数和(自身を除く): 39978920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 40, 46, 62, 92, 115, 124, 155, 184, 230, 248, 310, 460, 620, 713, 920, 983, 1240, 1426, 1966, 2852, 3565, 3932, 4915, 5704, 7130, 7864, 9830, 14260, 19660, 22609, 28520, 30473, 39320, 45218, 60946, 90436, 113045, 121892, 152365, 180872, 226090, 243784, 304730, 452180, 609460, 700879, 904360, 1218920, 1401758, 2803516, 3504395, 5607032, 7008790, 14017580, 28035160]

約数ペア:

[(1, 28035160), (2, 14017580), (4, 7008790), (5, 5607032), (8, 3504395), (10, 2803516), (20, 1401758), (23, 1218920), (31, 904360), (40, 700879), (46, 609460), (62, 452180), (92, 304730), (115, 243784), (124, 226090), (155, 180872), (184, 152365), (230, 121892), (248, 113045), (310, 90436), (460, 60946), (620, 45218), (713, 39320), (920, 30473), (983, 28520), (1240, 22609), (1426, 19660), (1966, 14260), (2852, 9830), (3565, 7864), (3932, 7130), (4915, 5704)]