42045380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:213

約数の個数: 96

約数和(自身を含む): 101606400

約数和(自身を除く): 59561020

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 79, 89, 92, 115, 130, 158, 178, 230, 260, 299, 316, 356, 395, 445, 460, 598, 790, 890, 1027, 1157, 1196, 1495, 1580, 1780, 1817, 2047, 2054, 2314, 2990, 3634, 4094, 4108, 4628, 5135, 5785, 5980, 7031, 7268, 8188, 9085, 10235, 10270, 11570, 14062, 18170, 20470, 20540, 23140, 23621, 26611, 28124, 35155, 36340, 40940, 47242, 53222, 70310, 91403, 94484, 106444, 118105, 133055, 140620, 161713, 182806, 236210, 266110, 323426, 365612, 457015, 472420, 532220, 646852, 808565, 914030, 1617130, 1828060, 2102269, 3234260, 4204538, 8409076, 10511345, 21022690, 42045380]

約数ペア:

[(1, 42045380), (2, 21022690), (4, 10511345), (5, 8409076), (10, 4204538), (13, 3234260), (20, 2102269), (23, 1828060), (26, 1617130), (46, 914030), (52, 808565), (65, 646852), (79, 532220), (89, 472420), (92, 457015), (115, 365612), (130, 323426), (158, 266110), (178, 236210), (230, 182806), (260, 161713), (299, 140620), (316, 133055), (356, 118105), (395, 106444), (445, 94484), (460, 91403), (598, 70310), (790, 53222), (890, 47242), (1027, 40940), (1157, 36340), (1196, 35155), (1495, 28124), (1580, 26611), (1780, 23621), (1817, 23140), (2047, 20540), (2054, 20470), (2314, 18170), (2990, 14062), (3634, 11570), (4094, 10270), (4108, 10235), (4628, 9085), (5135, 8188), (5785, 7268), (5980, 7031)]