20675672520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1181}}^1\times {\mathrm{3943}}^1$

素因数の和:5175

約数の個数: 128

約数和(自身を含む): 63773533440

約数和(自身を除く): 43097860920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 296, 370, 444, 555, 740, 888, 1110, 1181, 1480, 2220, 2362, 3543, 3943, 4440, 4724, 5905, 7086, 7886, 9448, 11810, 11829, 14172, 15772, 17715, 19715, 23620, 23658, 28344, 31544, 35430, 39430, 43697, 47240, 47316, 59145, 70860, 78860, 87394, 94632, 118290, 131091, 141720, 145891, 157720, 174788, 218485, 236580, 262182, 291782, 349576, 436970, 437673, 473160, 524364, 583564, 655455, 729455, 873940, 875346, 1048728, 1167128, 1310910, 1458910, 1747880, 1750692, 2188365, 2621820, 2917820, 3501384, 4376730, 4656683, 5243640, 5835640, 8753460, 9313366, 13970049, 17506920, 18626732, 23283415, 27940098, 37253464, 46566830, 55880196, 69850245, 93133660, 111760392, 139700490, 172297271, 186267320, 279400980, 344594542, 516891813, 558801960, 689189084, 861486355, 1033783626, 1378378168, 1722972710, 2067567252, 2584459065, 3445945420, 4135134504, 5168918130, 6891890840, 10337836260, 20675672520]

約数ペア:

[(1, 20675672520), (2, 10337836260), (3, 6891890840), (4, 5168918130), (5, 4135134504), (6, 3445945420), (8, 2584459065), (10, 2067567252), (12, 1722972710), (15, 1378378168), (20, 1033783626), (24, 861486355), (30, 689189084), (37, 558801960), (40, 516891813), (60, 344594542), (74, 279400980), (111, 186267320), (120, 172297271), (148, 139700490), (185, 111760392), (222, 93133660), (296, 69850245), (370, 55880196), (444, 46566830), (555, 37253464), (740, 27940098), (888, 23283415), (1110, 18626732), (1181, 17506920), (1480, 13970049), (2220, 9313366), (2362, 8753460), (3543, 5835640), (3943, 5243640), (4440, 4656683), (4724, 4376730), (5905, 3501384), (7086, 2917820), (7886, 2621820), (9448, 2188365), (11810, 1750692), (11829, 1747880), (14172, 1458910), (15772, 1310910), (17715, 1167128), (19715, 1048728), (23620, 875346), (23658, 873940), (28344, 729455), (31544, 655455), (35430, 583564), (39430, 524364), (43697, 473160), (47240, 437673), (47316, 436970), (59145, 349576), (70860, 291782), (78860, 262182), (87394, 236580), (94632, 218485), (118290, 174788), (131091, 157720), (141720, 145891)]