2019986280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{431621}}^1$

素因数の和:431651

約数の個数: 96

約数和(自身を含む): 7069968360

約数和(自身を除く): 5049982080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 780, 936, 1170, 1560, 2340, 4680, 431621, 863242, 1294863, 1726484, 2158105, 2589726, 3452968, 3884589, 4316210, 5179452, 5611073, 6474315, 7769178, 8632420, 10358904, 11222146, 12948630, 15538356, 16833219, 17264840, 19422945, 22444292, 25897260, 28055365, 31076712, 33666438, 38845890, 44888584, 50499657, 51794520, 56110730, 67332876, 77691780, 84166095, 100999314, 112221460, 134665752, 155383560, 168332190, 201998628, 224442920, 252498285, 336664380, 403997256, 504996570, 673328760, 1009993140, 2019986280]

約数ペア:

[(1, 2019986280), (2, 1009993140), (3, 673328760), (4, 504996570), (5, 403997256), (6, 336664380), (8, 252498285), (9, 224442920), (10, 201998628), (12, 168332190), (13, 155383560), (15, 134665752), (18, 112221460), (20, 100999314), (24, 84166095), (26, 77691780), (30, 67332876), (36, 56110730), (39, 51794520), (40, 50499657), (45, 44888584), (52, 38845890), (60, 33666438), (65, 31076712), (72, 28055365), (78, 25897260), (90, 22444292), (104, 19422945), (117, 17264840), (120, 16833219), (130, 15538356), (156, 12948630), (180, 11222146), (195, 10358904), (234, 8632420), (260, 7769178), (312, 6474315), (360, 5611073), (390, 5179452), (468, 4316210), (520, 3884589), (585, 3452968), (780, 2589726), (936, 2158105), (1170, 1726484), (1560, 1294863), (2340, 863242), (4680, 431621)]