84976220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{571}}^1\times {\mathrm{1063}}^1$

素因数の和:1650

約数の個数: 48

約数和(自身を含む): 204492288

約数和(自身を除く): 119516068

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 571, 1063, 1142, 2126, 2284, 2855, 3997, 4252, 5315, 5710, 7441, 7994, 10630, 11420, 14882, 15988, 19985, 21260, 29764, 37205, 39970, 74410, 79940, 148820, 606973, 1213946, 2427892, 3034865, 4248811, 6069730, 8497622, 12139460, 16995244, 21244055, 42488110, 84976220]

約数ペア:

[(1, 84976220), (2, 42488110), (4, 21244055), (5, 16995244), (7, 12139460), (10, 8497622), (14, 6069730), (20, 4248811), (28, 3034865), (35, 2427892), (70, 1213946), (140, 606973), (571, 148820), (1063, 79940), (1142, 74410), (2126, 39970), (2284, 37205), (2855, 29764), (3997, 21260), (4252, 19985), (5315, 15988), (5710, 14882), (7441, 11420), (7994, 10630)]