419034980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{230239}}^1$

素因数の和:230268

約数の個数: 48

約数和(自身を含む): 1083048960

約数和(自身を除く): 664013980

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 230239, 460478, 920956, 1151195, 1611673, 2302390, 2993107, 3223346, 4604780, 5986214, 6446692, 8058365, 11972428, 14965535, 16116730, 20951749, 29931070, 32233460, 41903498, 59862140, 83806996, 104758745, 209517490, 419034980]

約数ペア:

[(1, 419034980), (2, 209517490), (4, 104758745), (5, 83806996), (7, 59862140), (10, 41903498), (13, 32233460), (14, 29931070), (20, 20951749), (26, 16116730), (28, 14965535), (35, 11972428), (52, 8058365), (65, 6446692), (70, 5986214), (91, 4604780), (130, 3223346), (140, 2993107), (182, 2302390), (260, 1611673), (364, 1151195), (455, 920956), (910, 460478), (1820, 230239)]