2006252560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101531}}^1$

素因数の和:101576

約数の個数: 80

約数和(自身を含む): 5287786560

約数和(自身を除く): 3281534000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1976, 2470, 3952, 4940, 9880, 19760, 101531, 203062, 406124, 507655, 812248, 1015310, 1319903, 1624496, 1929089, 2030620, 2639806, 3858178, 4061240, 5279612, 6599515, 7716356, 8122480, 9645445, 10559224, 13199030, 15432712, 19290890, 21118448, 25078157, 26398060, 30865424, 38581780, 50156314, 52796120, 77163560, 100312628, 105592240, 125390785, 154327120, 200625256, 250781570, 401250512, 501563140, 1003126280, 2006252560]

約数ペア:

[(1, 2006252560), (2, 1003126280), (4, 501563140), (5, 401250512), (8, 250781570), (10, 200625256), (13, 154327120), (16, 125390785), (19, 105592240), (20, 100312628), (26, 77163560), (38, 52796120), (40, 50156314), (52, 38581780), (65, 30865424), (76, 26398060), (80, 25078157), (95, 21118448), (104, 19290890), (130, 15432712), (152, 13199030), (190, 10559224), (208, 9645445), (247, 8122480), (260, 7716356), (304, 6599515), (380, 5279612), (494, 4061240), (520, 3858178), (760, 2639806), (988, 2030620), (1040, 1929089), (1235, 1624496), (1520, 1319903), (1976, 1015310), (2470, 812248), (3952, 507655), (4940, 406124), (9880, 203062), (19760, 101531)]