1893578820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4508521}}^1$

素因数の和:4508540

約数の個数: 48

約数和(自身を含む): 6059453568

約数和(自身を除く): 4165874748

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 4508521, 9017042, 13525563, 18034084, 22542605, 27051126, 31559647, 45085210, 54102252, 63119294, 67627815, 90170420, 94678941, 126238588, 135255630, 157798235, 189357882, 270511260, 315596470, 378715764, 473394705, 631192940, 946789410, 1893578820]

約数ペア:

[(1, 1893578820), (2, 946789410), (3, 631192940), (4, 473394705), (5, 378715764), (6, 315596470), (7, 270511260), (10, 189357882), (12, 157798235), (14, 135255630), (15, 126238588), (20, 94678941), (21, 90170420), (28, 67627815), (30, 63119294), (35, 54102252), (42, 45085210), (60, 31559647), (70, 27051126), (84, 22542605), (105, 18034084), (140, 13525563), (210, 9017042), (420, 4508521)]