29881520

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12049}}^1$

素因数の和:12093

約数の個数: 40

約数和(自身を含む): 71721600

約数和(自身を除く): 41840080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 12049, 24098, 48196, 60245, 96392, 120490, 192784, 240980, 373519, 481960, 747038, 963920, 1494076, 1867595, 2988152, 3735190, 5976304, 7470380, 14940760, 29881520]

約数ペア:

[(1, 29881520), (2, 14940760), (4, 7470380), (5, 5976304), (8, 3735190), (10, 2988152), (16, 1867595), (20, 1494076), (31, 963920), (40, 747038), (62, 481960), (80, 373519), (124, 240980), (155, 192784), (248, 120490), (310, 96392), (496, 60245), (620, 48196), (1240, 24098), (2480, 12049)]