19672920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{54647}}^1$

素因数の和:54664

約数の個数: 48

約数和(自身を含む): 63938160

約数和(自身を除く): 44265240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 54647, 109294, 163941, 218588, 273235, 327882, 437176, 491823, 546470, 655764, 819705, 983646, 1092940, 1311528, 1639410, 1967292, 2185880, 2459115, 3278820, 3934584, 4918230, 6557640, 9836460, 19672920]

約数ペア:

[(1, 19672920), (2, 9836460), (3, 6557640), (4, 4918230), (5, 3934584), (6, 3278820), (8, 2459115), (9, 2185880), (10, 1967292), (12, 1639410), (15, 1311528), (18, 1092940), (20, 983646), (24, 819705), (30, 655764), (36, 546470), (40, 491823), (45, 437176), (60, 327882), (72, 273235), (90, 218588), (120, 163941), (180, 109294), (360, 54647)]