4990213840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{12049}}^1$

素因数の和:12260

約数の個数: 80

約数和(自身を含む): 12049228800

約数和(自身を除く): 7059014960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 167, 248, 310, 334, 496, 620, 668, 835, 1240, 1336, 1670, 2480, 2672, 3340, 5177, 6680, 10354, 12049, 13360, 20708, 24098, 25885, 41416, 48196, 51770, 60245, 82832, 96392, 103540, 120490, 192784, 207080, 240980, 373519, 414160, 481960, 747038, 963920, 1494076, 1867595, 2012183, 2988152, 3735190, 4024366, 5976304, 7470380, 8048732, 10060915, 14940760, 16097464, 20121830, 29881520, 32194928, 40243660, 62377673, 80487320, 124755346, 160974640, 249510692, 311888365, 499021384, 623776730, 998042768, 1247553460, 2495106920, 4990213840]

約数ペア:

[(1, 4990213840), (2, 2495106920), (4, 1247553460), (5, 998042768), (8, 623776730), (10, 499021384), (16, 311888365), (20, 249510692), (31, 160974640), (40, 124755346), (62, 80487320), (80, 62377673), (124, 40243660), (155, 32194928), (167, 29881520), (248, 20121830), (310, 16097464), (334, 14940760), (496, 10060915), (620, 8048732), (668, 7470380), (835, 5976304), (1240, 4024366), (1336, 3735190), (1670, 2988152), (2480, 2012183), (2672, 1867595), (3340, 1494076), (5177, 963920), (6680, 747038), (10354, 481960), (12049, 414160), (13360, 373519), (20708, 240980), (24098, 207080), (25885, 192784), (41416, 120490), (48196, 103540), (51770, 96392), (60245, 82832)]