2028261040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{23497}}^1$

素因数の和:23606

約数の個数: 80

約数和(自身を含む): 5139858528

約数和(自身を除く): 3111597488

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 83, 104, 130, 166, 208, 260, 332, 415, 520, 664, 830, 1040, 1079, 1328, 1660, 2158, 3320, 4316, 5395, 6640, 8632, 10790, 17264, 21580, 23497, 43160, 46994, 86320, 93988, 117485, 187976, 234970, 305461, 375952, 469940, 610922, 939880, 1221844, 1527305, 1879760, 1950251, 2443688, 3054610, 3900502, 4887376, 6109220, 7801004, 9751255, 12218440, 15602008, 19502510, 24436880, 25353263, 31204016, 39005020, 50706526, 78010040, 101413052, 126766315, 156020080, 202826104, 253532630, 405652208, 507065260, 1014130520, 2028261040]

約数ペア:

[(1, 2028261040), (2, 1014130520), (4, 507065260), (5, 405652208), (8, 253532630), (10, 202826104), (13, 156020080), (16, 126766315), (20, 101413052), (26, 78010040), (40, 50706526), (52, 39005020), (65, 31204016), (80, 25353263), (83, 24436880), (104, 19502510), (130, 15602008), (166, 12218440), (208, 9751255), (260, 7801004), (332, 6109220), (415, 4887376), (520, 3900502), (664, 3054610), (830, 2443688), (1040, 1950251), (1079, 1879760), (1328, 1527305), (1660, 1221844), (2158, 939880), (3320, 610922), (4316, 469940), (5395, 375952), (6640, 305461), (8632, 234970), (10790, 187976), (17264, 117485), (21580, 93988), (23497, 86320), (43160, 46994)]