269320220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{1601}}^1$

素因数の和:2270

約数の個数: 48

約数和(自身を含む): 610400448

約数和(自身を除く): 341080228

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 647, 1294, 1601, 2588, 3202, 3235, 6404, 6470, 8005, 8411, 12940, 16010, 16822, 20813, 32020, 33644, 41626, 42055, 83252, 84110, 104065, 168220, 208130, 416260, 1035847, 2071694, 4143388, 5179235, 10358470, 13466011, 20716940, 26932022, 53864044, 67330055, 134660110, 269320220]

約数ペア:

[(1, 269320220), (2, 134660110), (4, 67330055), (5, 53864044), (10, 26932022), (13, 20716940), (20, 13466011), (26, 10358470), (52, 5179235), (65, 4143388), (130, 2071694), (260, 1035847), (647, 416260), (1294, 208130), (1601, 168220), (2588, 104065), (3202, 84110), (3235, 83252), (6404, 42055), (6470, 41626), (8005, 33644), (8411, 32020), (12940, 20813), (16010, 16822)]