20194423600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{204397}}^1$

素因数の和:204447

約数の個数: 120

約数和(自身を含む): 54999413840

約数和(自身を除く): 34804990240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 25, 26, 38, 40, 50, 52, 65, 76, 80, 95, 100, 104, 130, 152, 190, 200, 208, 247, 260, 304, 325, 380, 400, 475, 494, 520, 650, 760, 950, 988, 1040, 1235, 1300, 1520, 1900, 1976, 2470, 2600, 3800, 3952, 4940, 5200, 6175, 7600, 9880, 12350, 19760, 24700, 49400, 98800, 204397, 408794, 817588, 1021985, 1635176, 2043970, 2657161, 3270352, 3883543, 4087940, 5109925, 5314322, 7767086, 8175880, 10219850, 10628644, 13285805, 15534172, 16351760, 19417715, 20439700, 21257288, 26571610, 31068344, 38835430, 40879400, 42514576, 50486059, 53143220, 62136688, 66429025, 77670860, 81758800, 97088575, 100972118, 106286440, 132858050, 155341720, 194177150, 201944236, 212572880, 252430295, 265716100, 310683440, 388354300, 403888472, 504860590, 531432200, 776708600, 807776944, 1009721180, 1062864400, 1262151475, 1553417200, 2019442360, 2524302950, 4038884720, 5048605900, 10097211800, 20194423600]

約数ペア:

[(1, 20194423600), (2, 10097211800), (4, 5048605900), (5, 4038884720), (8, 2524302950), (10, 2019442360), (13, 1553417200), (16, 1262151475), (19, 1062864400), (20, 1009721180), (25, 807776944), (26, 776708600), (38, 531432200), (40, 504860590), (50, 403888472), (52, 388354300), (65, 310683440), (76, 265716100), (80, 252430295), (95, 212572880), (100, 201944236), (104, 194177150), (130, 155341720), (152, 132858050), (190, 106286440), (200, 100972118), (208, 97088575), (247, 81758800), (260, 77670860), (304, 66429025), (325, 62136688), (380, 53143220), (400, 50486059), (475, 42514576), (494, 40879400), (520, 38835430), (650, 31068344), (760, 26571610), (950, 21257288), (988, 20439700), (1040, 19417715), (1235, 16351760), (1300, 15534172), (1520, 13285805), (1900, 10628644), (1976, 10219850), (2470, 8175880), (2600, 7767086), (3800, 5314322), (3952, 5109925), (4940, 4087940), (5200, 3883543), (6175, 3270352), (7600, 2657161), (9880, 2043970), (12350, 1635176), (19760, 1021985), (24700, 817588), (49400, 408794), (98800, 204397)]