1036172468720

素因数分解:

$2^4\times 5^1\times {\mathrm{5261}}^1\times {\mathrm{2461919}}^1$

素因数の和:2467193

約数の個数: 40

約数和(自身を含む): 2409559885440

約数和(自身を除く): 1373387416720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5261, 10522, 21044, 26305, 42088, 52610, 84176, 105220, 210440, 420880, 2461919, 4923838, 9847676, 12309595, 19695352, 24619190, 39390704, 49238380, 98476760, 196953520, 12952155859, 25904311718, 51808623436, 64760779295, 103617246872, 129521558590, 207234493744, 259043117180, 518086234360, 1036172468720]

約数ペア:

[(1, 1036172468720), (2, 518086234360), (4, 259043117180), (5, 207234493744), (8, 129521558590), (10, 103617246872), (16, 64760779295), (20, 51808623436), (40, 25904311718), (80, 12952155859), (5261, 196953520), (10522, 98476760), (21044, 49238380), (26305, 39390704), (42088, 24619190), (52610, 19695352), (84176, 12309595), (105220, 9847676), (210440, 4923838), (420880, 2461919)]