237920140

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{1831}}^1$

素因数の和:2002

約数の個数: 48

約数和(自身を含む): 512447040

約数和(自身を除く): 274526900

約数列:

[1, 2, 4, 5, 10, 20, 73, 89, 146, 178, 292, 356, 365, 445, 730, 890, 1460, 1780, 1831, 3662, 6497, 7324, 9155, 12994, 18310, 25988, 32485, 36620, 64970, 129940, 133663, 162959, 267326, 325918, 534652, 651836, 668315, 814795, 1336630, 1629590, 2673260, 3259180, 11896007, 23792014, 47584028, 59480035, 118960070, 237920140]

約数ペア:

[(1, 237920140), (2, 118960070), (4, 59480035), (5, 47584028), (10, 23792014), (20, 11896007), (73, 3259180), (89, 2673260), (146, 1629590), (178, 1336630), (292, 814795), (356, 668315), (365, 651836), (445, 534652), (730, 325918), (890, 267326), (1460, 162959), (1780, 133663), (1831, 129940), (3662, 64970), (6497, 36620), (7324, 32485), (9155, 25988), (12994, 18310)]