1900560400

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{153271}}^1$

素因数の和:153320

約数の個数: 60

約数和(自身を含む): 4713420544

約数和(自身を除く): 2812860144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 155, 200, 248, 310, 400, 496, 620, 775, 1240, 1550, 2480, 3100, 6200, 12400, 153271, 306542, 613084, 766355, 1226168, 1532710, 2452336, 3065420, 3831775, 4751401, 6130840, 7663550, 9502802, 12261680, 15327100, 19005604, 23757005, 30654200, 38011208, 47514010, 61308400, 76022416, 95028020, 118785025, 190056040, 237570050, 380112080, 475140100, 950280200, 1900560400]

約数ペア:

[(1, 1900560400), (2, 950280200), (4, 475140100), (5, 380112080), (8, 237570050), (10, 190056040), (16, 118785025), (20, 95028020), (25, 76022416), (31, 61308400), (40, 47514010), (50, 38011208), (62, 30654200), (80, 23757005), (100, 19005604), (124, 15327100), (155, 12261680), (200, 9502802), (248, 7663550), (310, 6130840), (400, 4751401), (496, 3831775), (620, 3065420), (775, 2452336), (1240, 1532710), (1550, 1226168), (2480, 766355), (3100, 613084), (6200, 306542), (12400, 153271)]