3438520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:148

約数の個数: 64

約数和(自身を含む): 8294400

約数和(自身を除く): 4855880

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 47, 59, 62, 94, 118, 124, 155, 188, 235, 236, 248, 295, 310, 376, 470, 472, 590, 620, 940, 1180, 1240, 1457, 1829, 1880, 2360, 2773, 2914, 3658, 5546, 5828, 7285, 7316, 9145, 11092, 11656, 13865, 14570, 14632, 18290, 22184, 27730, 29140, 36580, 55460, 58280, 73160, 85963, 110920, 171926, 343852, 429815, 687704, 859630, 1719260, 3438520]

約数ペア:

[(1, 3438520), (2, 1719260), (4, 859630), (5, 687704), (8, 429815), (10, 343852), (20, 171926), (31, 110920), (40, 85963), (47, 73160), (59, 58280), (62, 55460), (94, 36580), (118, 29140), (124, 27730), (155, 22184), (188, 18290), (235, 14632), (236, 14570), (248, 13865), (295, 11656), (310, 11092), (376, 9145), (470, 7316), (472, 7285), (590, 5828), (620, 5546), (940, 3658), (1180, 2914), (1240, 2773), (1457, 2360), (1829, 1880)]