19581360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{983}}^1$

素因数の和:1082

約数の個数: 80

約数和(自身を含む): 61496064

約数和(自身を除く): 41914704

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 83, 120, 166, 240, 249, 332, 415, 498, 664, 830, 983, 996, 1245, 1328, 1660, 1966, 1992, 2490, 2949, 3320, 3932, 3984, 4915, 4980, 5898, 6640, 7864, 9830, 9960, 11796, 14745, 15728, 19660, 19920, 23592, 29490, 39320, 47184, 58980, 78640, 81589, 117960, 163178, 235920, 244767, 326356, 407945, 489534, 652712, 815890, 979068, 1223835, 1305424, 1631780, 1958136, 2447670, 3263560, 3916272, 4895340, 6527120, 9790680, 19581360]

約数ペア:

[(1, 19581360), (2, 9790680), (3, 6527120), (4, 4895340), (5, 3916272), (6, 3263560), (8, 2447670), (10, 1958136), (12, 1631780), (15, 1305424), (16, 1223835), (20, 979068), (24, 815890), (30, 652712), (40, 489534), (48, 407945), (60, 326356), (80, 244767), (83, 235920), (120, 163178), (166, 117960), (240, 81589), (249, 78640), (332, 58980), (415, 47184), (498, 39320), (664, 29490), (830, 23592), (983, 19920), (996, 19660), (1245, 15728), (1328, 14745), (1660, 11796), (1966, 9960), (1992, 9830), (2490, 7864), (2949, 6640), (3320, 5898), (3932, 4980), (3984, 4915)]