19658040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1531}}^1$

素因数の和:1652

約数の個数: 64

約数和(自身を含む): 59564160

約数和(自身を除く): 39906120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 107, 120, 214, 321, 428, 535, 642, 856, 1070, 1284, 1531, 1605, 2140, 2568, 3062, 3210, 4280, 4593, 6124, 6420, 7655, 9186, 12248, 12840, 15310, 18372, 22965, 30620, 36744, 45930, 61240, 91860, 163817, 183720, 327634, 491451, 655268, 819085, 982902, 1310536, 1638170, 1965804, 2457255, 3276340, 3931608, 4914510, 6552680, 9829020, 19658040]

約数ペア:

[(1, 19658040), (2, 9829020), (3, 6552680), (4, 4914510), (5, 3931608), (6, 3276340), (8, 2457255), (10, 1965804), (12, 1638170), (15, 1310536), (20, 982902), (24, 819085), (30, 655268), (40, 491451), (60, 327634), (107, 183720), (120, 163817), (214, 91860), (321, 61240), (428, 45930), (535, 36744), (642, 30620), (856, 22965), (1070, 18372), (1284, 15310), (1531, 12840), (1605, 12248), (2140, 9186), (2568, 7655), (3062, 6420), (3210, 6124), (4280, 4593)]