2533980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{269}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 7166880

約数和(自身を除く): 4632900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 157, 269, 314, 471, 538, 628, 785, 807, 942, 1076, 1345, 1570, 1614, 1884, 2355, 2690, 3140, 3228, 4035, 4710, 5380, 8070, 9420, 16140, 42233, 84466, 126699, 168932, 211165, 253398, 422330, 506796, 633495, 844660, 1266990, 2533980]

約数ペア:

[(1, 2533980), (2, 1266990), (3, 844660), (4, 633495), (5, 506796), (6, 422330), (10, 253398), (12, 211165), (15, 168932), (20, 126699), (30, 84466), (60, 42233), (157, 16140), (269, 9420), (314, 8070), (471, 5380), (538, 4710), (628, 4035), (785, 3228), (807, 3140), (942, 2690), (1076, 2355), (1345, 1884), (1570, 1614)]