47406280

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:334

約数の個数: 64

約数和(自身を含む): 109771200

約数和(自身を除く): 62364920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 109, 131, 166, 218, 262, 332, 415, 436, 524, 545, 655, 664, 830, 872, 1048, 1090, 1310, 1660, 2180, 2620, 3320, 4360, 5240, 9047, 10873, 14279, 18094, 21746, 28558, 36188, 43492, 45235, 54365, 57116, 71395, 72376, 86984, 90470, 108730, 114232, 142790, 180940, 217460, 285580, 361880, 434920, 571160, 1185157, 2370314, 4740628, 5925785, 9481256, 11851570, 23703140, 47406280]

約数ペア:

[(1, 47406280), (2, 23703140), (4, 11851570), (5, 9481256), (8, 5925785), (10, 4740628), (20, 2370314), (40, 1185157), (83, 571160), (109, 434920), (131, 361880), (166, 285580), (218, 217460), (262, 180940), (332, 142790), (415, 114232), (436, 108730), (524, 90470), (545, 86984), (655, 72376), (664, 71395), (830, 57116), (872, 54365), (1048, 45235), (1090, 43492), (1310, 36188), (1660, 28558), (2180, 21746), (2620, 18094), (3320, 14279), (4360, 10873), (5240, 9047)]