1813396640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{27847}}^1$

素因数の和:27910

約数の個数: 96

約数和(自身を含む): 4800104064

約数和(自身を除く): 2986707424

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 37, 40, 44, 55, 74, 80, 88, 110, 148, 160, 176, 185, 220, 296, 352, 370, 407, 440, 592, 740, 814, 880, 1184, 1480, 1628, 1760, 2035, 2960, 3256, 4070, 5920, 6512, 8140, 13024, 16280, 27847, 32560, 55694, 65120, 111388, 139235, 222776, 278470, 306317, 445552, 556940, 612634, 891104, 1030339, 1113880, 1225268, 1531585, 2060678, 2227760, 2450536, 3063170, 4121356, 4455520, 4901072, 5151695, 6126340, 8242712, 9802144, 10303390, 11333729, 12252680, 16485424, 20606780, 22667458, 24505360, 32970848, 41213560, 45334916, 49010720, 56668645, 82427120, 90669832, 113337290, 164854240, 181339664, 226674580, 362679328, 453349160, 906698320, 1813396640]

約数ペア:

[(1, 1813396640), (2, 906698320), (4, 453349160), (5, 362679328), (8, 226674580), (10, 181339664), (11, 164854240), (16, 113337290), (20, 90669832), (22, 82427120), (32, 56668645), (37, 49010720), (40, 45334916), (44, 41213560), (55, 32970848), (74, 24505360), (80, 22667458), (88, 20606780), (110, 16485424), (148, 12252680), (160, 11333729), (176, 10303390), (185, 9802144), (220, 8242712), (296, 6126340), (352, 5151695), (370, 4901072), (407, 4455520), (440, 4121356), (592, 3063170), (740, 2450536), (814, 2227760), (880, 2060678), (1184, 1531585), (1480, 1225268), (1628, 1113880), (1760, 1030339), (2035, 891104), (2960, 612634), (3256, 556940), (4070, 445552), (5920, 306317), (6512, 278470), (8140, 222776), (13024, 139235), (16280, 111388), (27847, 65120), (32560, 55694)]