28457910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1871}}^1$

素因数の和:1910

約数の個数: 72

約数和(自身を含む): 80162784

約数和(自身を除く): 51704874

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 169, 195, 234, 338, 390, 507, 585, 845, 1014, 1170, 1521, 1690, 1871, 2535, 3042, 3742, 5070, 5613, 7605, 9355, 11226, 15210, 16839, 18710, 24323, 28065, 33678, 48646, 56130, 72969, 84195, 121615, 145938, 168390, 218907, 243230, 316199, 364845, 437814, 632398, 729690, 948597, 1094535, 1580995, 1897194, 2189070, 2845791, 3161990, 4742985, 5691582, 9485970, 14228955, 28457910]

約数ペア:

[(1, 28457910), (2, 14228955), (3, 9485970), (5, 5691582), (6, 4742985), (9, 3161990), (10, 2845791), (13, 2189070), (15, 1897194), (18, 1580995), (26, 1094535), (30, 948597), (39, 729690), (45, 632398), (65, 437814), (78, 364845), (90, 316199), (117, 243230), (130, 218907), (169, 168390), (195, 145938), (234, 121615), (338, 84195), (390, 72969), (507, 56130), (585, 48646), (845, 33678), (1014, 28065), (1170, 24323), (1521, 18710), (1690, 16839), (1871, 15210), (2535, 11226), (3042, 9355), (3742, 7605), (5070, 5613)]