21873840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{91141}}^1$

素因数の和:91157

約数の個数: 40

約数和(自身を含む): 67809648

約数和(自身を除く): 45935808

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 91141, 182282, 273423, 364564, 455705, 546846, 729128, 911410, 1093692, 1367115, 1458256, 1822820, 2187384, 2734230, 3645640, 4374768, 5468460, 7291280, 10936920, 21873840]

約数ペア:

[(1, 21873840), (2, 10936920), (3, 7291280), (4, 5468460), (5, 4374768), (6, 3645640), (8, 2734230), (10, 2187384), (12, 1822820), (15, 1458256), (16, 1367115), (20, 1093692), (24, 911410), (30, 729128), (40, 546846), (48, 455705), (60, 364564), (80, 273423), (120, 182282), (240, 91141)]