4442620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2441}}^1$

素因数の和:2470

約数の個数: 48

約数和(自身を含む): 11487168

約数和(自身を除く): 7044548

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 2441, 4882, 9764, 12205, 17087, 24410, 31733, 34174, 48820, 63466, 68348, 85435, 126932, 158665, 170870, 222131, 317330, 341740, 444262, 634660, 888524, 1110655, 2221310, 4442620]

約数ペア:

[(1, 4442620), (2, 2221310), (4, 1110655), (5, 888524), (7, 634660), (10, 444262), (13, 341740), (14, 317330), (20, 222131), (26, 170870), (28, 158665), (35, 126932), (52, 85435), (65, 68348), (70, 63466), (91, 48820), (130, 34174), (140, 31733), (182, 24410), (260, 17087), (364, 12205), (455, 9764), (910, 4882), (1820, 2441)]