1837978840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{22123}}^1$

素因数の和:22232

約数の個数: 64

約数和(自身を含む): 4332764160

約数和(自身を除く): 2494785320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 67, 124, 134, 155, 248, 268, 310, 335, 536, 620, 670, 1240, 1340, 2077, 2680, 4154, 8308, 10385, 16616, 20770, 22123, 41540, 44246, 83080, 88492, 110615, 176984, 221230, 442460, 685813, 884920, 1371626, 1482241, 2743252, 2964482, 3429065, 5486504, 5928964, 6858130, 7411205, 11857928, 13716260, 14822410, 27432520, 29644820, 45949471, 59289640, 91898942, 183797884, 229747355, 367595768, 459494710, 918989420, 1837978840]

約数ペア:

[(1, 1837978840), (2, 918989420), (4, 459494710), (5, 367595768), (8, 229747355), (10, 183797884), (20, 91898942), (31, 59289640), (40, 45949471), (62, 29644820), (67, 27432520), (124, 14822410), (134, 13716260), (155, 11857928), (248, 7411205), (268, 6858130), (310, 5928964), (335, 5486504), (536, 3429065), (620, 2964482), (670, 2743252), (1240, 1482241), (1340, 1371626), (2077, 884920), (2680, 685813), (4154, 442460), (8308, 221230), (10385, 176984), (16616, 110615), (20770, 88492), (22123, 83080), (41540, 44246)]