20072860920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{7965421}}^1$

素因数の和:7965445

約数の個数: 96

約数和(自身を含む): 74556349920

約数和(自身を除く): 54483489000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 7965421, 15930842, 23896263, 31861684, 39827105, 47792526, 55757947, 63723368, 71688789, 79654210, 95585052, 111515894, 119481315, 143377578, 159308420, 167273841, 191170104, 223031788, 238962630, 278789735, 286755156, 318616840, 334547682, 358443945, 446063576, 477925260, 501821523, 557579470, 573510312, 669095364, 716887890, 836369205, 955850520, 1003643046, 1115158940, 1338190728, 1433775780, 1672738410, 2007286092, 2230317880, 2509107615, 2867551560, 3345476820, 4014572184, 5018215230, 6690953640, 10036430460, 20072860920]

約数ペア:

[(1, 20072860920), (2, 10036430460), (3, 6690953640), (4, 5018215230), (5, 4014572184), (6, 3345476820), (7, 2867551560), (8, 2509107615), (9, 2230317880), (10, 2007286092), (12, 1672738410), (14, 1433775780), (15, 1338190728), (18, 1115158940), (20, 1003643046), (21, 955850520), (24, 836369205), (28, 716887890), (30, 669095364), (35, 573510312), (36, 557579470), (40, 501821523), (42, 477925260), (45, 446063576), (56, 358443945), (60, 334547682), (63, 318616840), (70, 286755156), (72, 278789735), (84, 238962630), (90, 223031788), (105, 191170104), (120, 167273841), (126, 159308420), (140, 143377578), (168, 119481315), (180, 111515894), (210, 95585052), (252, 79654210), (280, 71688789), (315, 63723368), (360, 55757947), (420, 47792526), (504, 39827105), (630, 31861684), (840, 23896263), (1260, 15930842), (2520, 7965421)]