2011772100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{515839}}^1$

素因数の和:515869

約数の個数: 72

約数和(自身を含む): 6268487680

約数和(自身を除く): 4256715580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 515839, 1031678, 1547517, 2063356, 2579195, 3095034, 5158390, 6190068, 6705907, 7737585, 10316780, 12895975, 13411814, 15475170, 20117721, 25791950, 26823628, 30950340, 33529535, 38687925, 40235442, 51583900, 67059070, 77375850, 80470884, 100588605, 134118140, 154751700, 167647675, 201177210, 335295350, 402354420, 502943025, 670590700, 1005886050, 2011772100]

約数ペア:

[(1, 2011772100), (2, 1005886050), (3, 670590700), (4, 502943025), (5, 402354420), (6, 335295350), (10, 201177210), (12, 167647675), (13, 154751700), (15, 134118140), (20, 100588605), (25, 80470884), (26, 77375850), (30, 67059070), (39, 51583900), (50, 40235442), (52, 38687925), (60, 33529535), (65, 30950340), (75, 26823628), (78, 25791950), (100, 20117721), (130, 15475170), (150, 13411814), (156, 12895975), (195, 10316780), (260, 7737585), (300, 6705907), (325, 6190068), (390, 5158390), (650, 3095034), (780, 2579195), (975, 2063356), (1300, 1547517), (1950, 1031678), (3900, 515839)]