2706920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:138

約数の個数: 64

約数和(自身を含む): 6566400

約数和(自身を除く): 3859480

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 37, 40, 59, 62, 74, 118, 124, 148, 155, 185, 236, 248, 295, 296, 310, 370, 472, 590, 620, 740, 1147, 1180, 1240, 1480, 1829, 2183, 2294, 2360, 3658, 4366, 4588, 5735, 7316, 8732, 9145, 9176, 10915, 11470, 14632, 17464, 18290, 21830, 22940, 36580, 43660, 45880, 67673, 73160, 87320, 135346, 270692, 338365, 541384, 676730, 1353460, 2706920]

約数ペア:

[(1, 2706920), (2, 1353460), (4, 676730), (5, 541384), (8, 338365), (10, 270692), (20, 135346), (31, 87320), (37, 73160), (40, 67673), (59, 45880), (62, 43660), (74, 36580), (118, 22940), (124, 21830), (148, 18290), (155, 17464), (185, 14632), (236, 11470), (248, 10915), (295, 9176), (296, 9145), (310, 8732), (370, 7316), (472, 5735), (590, 4588), (620, 4366), (740, 3658), (1147, 2360), (1180, 2294), (1240, 2183), (1480, 1829)]