20303530960

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1\times {\mathrm{22343}}^1$

素因数の和:22700

約数の個数: 80

約数和(自身を含む): 48641636736

約数和(自身を除く): 28338105776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 307, 370, 592, 614, 740, 1228, 1480, 1535, 2456, 2960, 3070, 4912, 6140, 11359, 12280, 22343, 22718, 24560, 44686, 45436, 56795, 89372, 90872, 111715, 113590, 178744, 181744, 223430, 227180, 357488, 446860, 454360, 826691, 893720, 908720, 1653382, 1787440, 3306764, 4133455, 6613528, 6859301, 8266910, 13227056, 13718602, 16533820, 27437204, 33067640, 34296505, 54874408, 66135280, 68593010, 109748816, 137186020, 253794137, 274372040, 507588274, 548744080, 1015176548, 1268970685, 2030353096, 2537941370, 4060706192, 5075882740, 10151765480, 20303530960]

約数ペア:

[(1, 20303530960), (2, 10151765480), (4, 5075882740), (5, 4060706192), (8, 2537941370), (10, 2030353096), (16, 1268970685), (20, 1015176548), (37, 548744080), (40, 507588274), (74, 274372040), (80, 253794137), (148, 137186020), (185, 109748816), (296, 68593010), (307, 66135280), (370, 54874408), (592, 34296505), (614, 33067640), (740, 27437204), (1228, 16533820), (1480, 13718602), (1535, 13227056), (2456, 8266910), (2960, 6859301), (3070, 6613528), (4912, 4133455), (6140, 3306764), (11359, 1787440), (12280, 1653382), (22343, 908720), (22718, 893720), (24560, 826691), (44686, 454360), (45436, 446860), (56795, 357488), (89372, 227180), (90872, 223430), (111715, 181744), (113590, 178744)]