20456445285

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1\times {\mathrm{3067}}^1$

素因数の和:3395

約数の個数: 96

約数和(自身を含む): 38767248000

約数和(自身を除く): 18310802715

約数列:

[1, 3, 5, 9, 15, 19, 29, 45, 57, 87, 95, 145, 171, 261, 269, 285, 435, 551, 807, 855, 1305, 1345, 1653, 2421, 2755, 3067, 4035, 4959, 5111, 7801, 8265, 9201, 12105, 15333, 15335, 23403, 24795, 25555, 27603, 39005, 45999, 46005, 58273, 70209, 76665, 88943, 117015, 138015, 148219, 174819, 229995, 266829, 291365, 351045, 444657, 444715, 524457, 741095, 800487, 825023, 874095, 1333971, 1334145, 1689917, 2223285, 2475069, 2622285, 4002435, 4125115, 5069751, 6669855, 7425207, 8449585, 12375345, 15209253, 15675437, 23925667, 25348755, 37126035, 47026311, 71777001, 76046265, 78377185, 119628335, 141078933, 215331003, 235131555, 358885005, 454587673, 705394665, 1076655015, 1363763019, 2272938365, 4091289057, 6818815095, 20456445285]

約数ペア:

[(1, 20456445285), (3, 6818815095), (5, 4091289057), (9, 2272938365), (15, 1363763019), (19, 1076655015), (29, 705394665), (45, 454587673), (57, 358885005), (87, 235131555), (95, 215331003), (145, 141078933), (171, 119628335), (261, 78377185), (269, 76046265), (285, 71777001), (435, 47026311), (551, 37126035), (807, 25348755), (855, 23925667), (1305, 15675437), (1345, 15209253), (1653, 12375345), (2421, 8449585), (2755, 7425207), (3067, 6669855), (4035, 5069751), (4959, 4125115), (5111, 4002435), (7801, 2622285), (8265, 2475069), (9201, 2223285), (12105, 1689917), (15333, 1334145), (15335, 1333971), (23403, 874095), (24795, 825023), (25555, 800487), (27603, 741095), (39005, 524457), (45999, 444715), (46005, 444657), (58273, 351045), (70209, 291365), (76665, 266829), (88943, 229995), (117015, 174819), (138015, 148219)]