19663680

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{20483}}^1$

素因数の和:20503

約数の個数: 56

約数和(自身を含む): 62435232

約数和(自身を除く): 42771552

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 20483, 40966, 61449, 81932, 102415, 122898, 163864, 204830, 245796, 307245, 327728, 409660, 491592, 614490, 655456, 819320, 983184, 1228980, 1310912, 1638640, 1966368, 2457960, 3277280, 3932736, 4915920, 6554560, 9831840, 19663680]

約数ペア:

[(1, 19663680), (2, 9831840), (3, 6554560), (4, 4915920), (5, 3932736), (6, 3277280), (8, 2457960), (10, 1966368), (12, 1638640), (15, 1310912), (16, 1228980), (20, 983184), (24, 819320), (30, 655456), (32, 614490), (40, 491592), (48, 409660), (60, 327728), (64, 307245), (80, 245796), (96, 204830), (120, 163864), (160, 122898), (192, 102415), (240, 81932), (320, 61449), (480, 40966), (960, 20483)]