20238300400

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{1632121}}^1$

素因数の和:1632170

約数の個数: 60

約数和(自身を含む): 50191015744

約数和(自身を除く): 29952715344

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, 1632121, 3264242, 6528484, 8160605, 13056968, 16321210, 26113936, 32642420, 40803025, 50595751, 65284840, 81606050, 101191502, 130569680, 163212100, 202383004, 252978755, 326424200, 404766008, 505957510, 652848400, 809532016, 1011915020, 1264893775, 2023830040, 2529787550, 4047660080, 5059575100, 10119150200, 20238300400]

約数ペア:

[(1, 20238300400), (2, 10119150200), (4, 5059575100), (5, 4047660080), (8, 2529787550), (10, 2023830040), (16, 1264893775), (20, 1011915020), (25, 809532016), (31, 652848400), (40, 505957510), (50, 404766008), (62, 326424200), (80, 252978755), (100, 202383004), (124, 163212100), (155, 130569680), (200, 101191502), (248, 81606050), (310, 65284840), (400, 50595751), (496, 40803025), (620, 32642420), (775, 26113936), (1240, 16321210), (1550, 13056968), (2480, 8160605), (3100, 6528484), (6200, 3264242), (12400, 1632121)]