2005322540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1\times {\mathrm{557}}^1$

素因数の和:867

約数の個数: 96

約数和(自身を含む): 4638078144

約数和(自身を除く): 2632755604

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 227, 244, 260, 305, 454, 557, 610, 793, 908, 1114, 1135, 1220, 1586, 2228, 2270, 2785, 2951, 3172, 3965, 4540, 5570, 5902, 7241, 7930, 11140, 11804, 13847, 14482, 14755, 15860, 27694, 28964, 29510, 33977, 36205, 55388, 59020, 67954, 69235, 72410, 126439, 135908, 138470, 144820, 169885, 180011, 252878, 276940, 339770, 360022, 441701, 505756, 632195, 679540, 720044, 883402, 900055, 1264390, 1643707, 1766804, 1800110, 2208505, 2528780, 3287414, 3600220, 4417010, 6574828, 7712779, 8218535, 8834020, 15425558, 16437070, 30851116, 32874140, 38563895, 77127790, 100266127, 154255580, 200532254, 401064508, 501330635, 1002661270, 2005322540]

約数ペア:

[(1, 2005322540), (2, 1002661270), (4, 501330635), (5, 401064508), (10, 200532254), (13, 154255580), (20, 100266127), (26, 77127790), (52, 38563895), (61, 32874140), (65, 30851116), (122, 16437070), (130, 15425558), (227, 8834020), (244, 8218535), (260, 7712779), (305, 6574828), (454, 4417010), (557, 3600220), (610, 3287414), (793, 2528780), (908, 2208505), (1114, 1800110), (1135, 1766804), (1220, 1643707), (1586, 1264390), (2228, 900055), (2270, 883402), (2785, 720044), (2951, 679540), (3172, 632195), (3965, 505756), (4540, 441701), (5570, 360022), (5902, 339770), (7241, 276940), (7930, 252878), (11140, 180011), (11804, 169885), (13847, 144820), (14482, 138470), (14755, 135908), (15860, 126439), (27694, 72410), (28964, 69235), (29510, 67954), (33977, 59020), (36205, 55388)]