20228967780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{215983}}^1$

素因数の和:216225

約数の個数: 96

約数和(自身を含む): 65023279104

約数和(自身を除く): 44794311324

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 223, 420, 446, 669, 892, 1115, 1338, 1561, 2230, 2676, 3122, 3345, 4460, 4683, 6244, 6690, 7805, 9366, 13380, 15610, 18732, 23415, 31220, 46830, 93660, 215983, 431966, 647949, 863932, 1079915, 1295898, 1511881, 2159830, 2591796, 3023762, 3239745, 4319660, 4535643, 6047524, 6479490, 7559405, 9071286, 12958980, 15118810, 18142572, 22678215, 30237620, 45356430, 48164209, 90712860, 96328418, 144492627, 192656836, 240821045, 288985254, 337149463, 481642090, 577970508, 674298926, 722463135, 963284180, 1011448389, 1348597852, 1444926270, 1685747315, 2022896778, 2889852540, 3371494630, 4045793556, 5057241945, 6742989260, 10114483890, 20228967780]

約数ペア:

[(1, 20228967780), (2, 10114483890), (3, 6742989260), (4, 5057241945), (5, 4045793556), (6, 3371494630), (7, 2889852540), (10, 2022896778), (12, 1685747315), (14, 1444926270), (15, 1348597852), (20, 1011448389), (21, 963284180), (28, 722463135), (30, 674298926), (35, 577970508), (42, 481642090), (60, 337149463), (70, 288985254), (84, 240821045), (105, 192656836), (140, 144492627), (210, 96328418), (223, 90712860), (420, 48164209), (446, 45356430), (669, 30237620), (892, 22678215), (1115, 18142572), (1338, 15118810), (1561, 12958980), (2230, 9071286), (2676, 7559405), (3122, 6479490), (3345, 6047524), (4460, 4535643), (4683, 4319660), (6244, 3239745), (6690, 3023762), (7805, 2591796), (9366, 2159830), (13380, 1511881), (15610, 1295898), (18732, 1079915), (23415, 863932), (31220, 647949), (46830, 431966), (93660, 215983)]