2013231760

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{4861}}^1$

素因数の和:5072

約数の個数: 80

約数和(自身を含む): 4861688832

約数和(自身を除く): 2848457072

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, 4861, 5177, 6680, 9722, 10354, 13360, 19444, 20708, 24305, 25885, 38888, 41416, 48610, 51770, 77776, 82832, 97220, 103540, 150691, 194440, 207080, 301382, 388880, 414160, 602764, 753455, 811787, 1205528, 1506910, 1623574, 2411056, 3013820, 3247148, 4058935, 6027640, 6494296, 8117870, 12055280, 12988592, 16235740, 25165397, 32471480, 50330794, 64942960, 100661588, 125826985, 201323176, 251653970, 402646352, 503307940, 1006615880, 2013231760]

約数ペア:

[(1, 2013231760), (2, 1006615880), (4, 503307940), (5, 402646352), (8, 251653970), (10, 201323176), (16, 125826985), (20, 100661588), (31, 64942960), (40, 50330794), (62, 32471480), (80, 25165397), (124, 16235740), (155, 12988592), (167, 12055280), (248, 8117870), (310, 6494296), (334, 6027640), (496, 4058935), (620, 3247148), (668, 3013820), (835, 2411056), (1240, 1623574), (1336, 1506910), (1670, 1205528), (2480, 811787), (2672, 753455), (3340, 602764), (4861, 414160), (5177, 388880), (6680, 301382), (9722, 207080), (10354, 194440), (13360, 150691), (19444, 103540), (20708, 97220), (24305, 82832), (25885, 77776), (38888, 51770), (41416, 48610)]