28021630

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:170

約数の個数: 96

約数和(自身を含む): 65155104

約数和(自身を除く): 37133474

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 53, 65, 70, 83, 91, 98, 106, 130, 166, 182, 245, 265, 371, 415, 455, 490, 530, 581, 637, 689, 742, 830, 910, 1079, 1162, 1274, 1378, 1855, 2158, 2597, 2905, 3185, 3445, 3710, 4067, 4399, 4823, 5194, 5395, 5810, 6370, 6890, 7553, 8134, 8798, 9646, 10790, 12985, 15106, 20335, 21995, 24115, 25970, 30793, 33761, 37765, 40670, 43990, 48230, 52871, 57187, 61586, 67522, 75530, 105742, 114374, 153965, 168805, 215551, 264355, 285935, 307930, 337610, 400309, 431102, 528710, 571870, 800618, 1077755, 2001545, 2155510, 2802163, 4003090, 5604326, 14010815, 28021630]

約数ペア:

[(1, 28021630), (2, 14010815), (5, 5604326), (7, 4003090), (10, 2802163), (13, 2155510), (14, 2001545), (26, 1077755), (35, 800618), (49, 571870), (53, 528710), (65, 431102), (70, 400309), (83, 337610), (91, 307930), (98, 285935), (106, 264355), (130, 215551), (166, 168805), (182, 153965), (245, 114374), (265, 105742), (371, 75530), (415, 67522), (455, 61586), (490, 57187), (530, 52871), (581, 48230), (637, 43990), (689, 40670), (742, 37765), (830, 33761), (910, 30793), (1079, 25970), (1162, 24115), (1274, 21995), (1378, 20335), (1855, 15106), (2158, 12985), (2597, 10790), (2905, 9646), (3185, 8798), (3445, 8134), (3710, 7553), (4067, 6890), (4399, 6370), (4823, 5810), (5194, 5395)]