2860140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{653}}^1$

素因数の和:738

約数の個数: 48

約数和(自身を含む): 8130528

約数和(自身を除く): 5270388

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 653, 730, 876, 1095, 1306, 1460, 1959, 2190, 2612, 3265, 3918, 4380, 6530, 7836, 9795, 13060, 19590, 39180, 47669, 95338, 143007, 190676, 238345, 286014, 476690, 572028, 715035, 953380, 1430070, 2860140]

約数ペア:

[(1, 2860140), (2, 1430070), (3, 953380), (4, 715035), (5, 572028), (6, 476690), (10, 286014), (12, 238345), (15, 190676), (20, 143007), (30, 95338), (60, 47669), (73, 39180), (146, 19590), (219, 13060), (292, 9795), (365, 7836), (438, 6530), (653, 4380), (730, 3918), (876, 3265), (1095, 2612), (1306, 2190), (1460, 1959)]