2865349840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{16273}}^1$

素因数の和:16388

約数の個数: 80

約数和(自身を含む): 6974125056

約数和(自身を除く): 4108775216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 71, 80, 124, 142, 155, 248, 284, 310, 355, 496, 568, 620, 710, 1136, 1240, 1420, 2201, 2480, 2840, 4402, 5680, 8804, 11005, 16273, 17608, 22010, 32546, 35216, 44020, 65092, 81365, 88040, 130184, 162730, 176080, 260368, 325460, 504463, 650920, 1008926, 1155383, 1301840, 2017852, 2310766, 2522315, 4035704, 4621532, 5044630, 5776915, 8071408, 9243064, 10089260, 11553830, 18486128, 20178520, 23107660, 35816873, 40357040, 46215320, 71633746, 92430640, 143267492, 179084365, 286534984, 358168730, 573069968, 716337460, 1432674920, 2865349840]

約数ペア:

[(1, 2865349840), (2, 1432674920), (4, 716337460), (5, 573069968), (8, 358168730), (10, 286534984), (16, 179084365), (20, 143267492), (31, 92430640), (40, 71633746), (62, 46215320), (71, 40357040), (80, 35816873), (124, 23107660), (142, 20178520), (155, 18486128), (248, 11553830), (284, 10089260), (310, 9243064), (355, 8071408), (496, 5776915), (568, 5044630), (620, 4621532), (710, 4035704), (1136, 2522315), (1240, 2310766), (1420, 2017852), (2201, 1301840), (2480, 1155383), (2840, 1008926), (4402, 650920), (5680, 504463), (8804, 325460), (11005, 260368), (16273, 176080), (17608, 162730), (22010, 130184), (32546, 88040), (35216, 81365), (44020, 65092)]