27797380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:389

約数の個数: 96

約数和(自身を含む): 70277760

約数和(自身を除く): 42480380

約数列:

[1, 2, 4, 5, 10, 13, 17, 19, 20, 26, 34, 38, 52, 65, 68, 76, 85, 95, 130, 170, 190, 221, 247, 260, 323, 331, 340, 380, 442, 494, 646, 662, 884, 988, 1105, 1235, 1292, 1324, 1615, 1655, 2210, 2470, 3230, 3310, 4199, 4303, 4420, 4940, 5627, 6289, 6460, 6620, 8398, 8606, 11254, 12578, 16796, 17212, 20995, 21515, 22508, 25156, 28135, 31445, 41990, 43030, 56270, 62890, 73151, 81757, 83980, 86060, 106913, 112540, 125780, 146302, 163514, 213826, 292604, 327028, 365755, 408785, 427652, 534565, 731510, 817570, 1069130, 1389869, 1463020, 1635140, 2138260, 2779738, 5559476, 6949345, 13898690, 27797380]

約数ペア:

[(1, 27797380), (2, 13898690), (4, 6949345), (5, 5559476), (10, 2779738), (13, 2138260), (17, 1635140), (19, 1463020), (20, 1389869), (26, 1069130), (34, 817570), (38, 731510), (52, 534565), (65, 427652), (68, 408785), (76, 365755), (85, 327028), (95, 292604), (130, 213826), (170, 163514), (190, 146302), (221, 125780), (247, 112540), (260, 106913), (323, 86060), (331, 83980), (340, 81757), (380, 73151), (442, 62890), (494, 56270), (646, 43030), (662, 41990), (884, 31445), (988, 28135), (1105, 25156), (1235, 22508), (1292, 21515), (1324, 20995), (1615, 17212), (1655, 16796), (2210, 12578), (2470, 11254), (3230, 8606), (3310, 8398), (4199, 6620), (4303, 6460), (4420, 6289), (4940, 5627)]