40899080

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:318

約数の個数: 64

約数和(自身を含む): 94832640

約数和(自身を除く): 53933560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 97, 127, 166, 194, 254, 332, 388, 415, 485, 508, 635, 664, 776, 830, 970, 1016, 1270, 1660, 1940, 2540, 3320, 3880, 5080, 8051, 10541, 12319, 16102, 21082, 24638, 32204, 40255, 42164, 49276, 52705, 61595, 64408, 80510, 84328, 98552, 105410, 123190, 161020, 210820, 246380, 322040, 421640, 492760, 1022477, 2044954, 4089908, 5112385, 8179816, 10224770, 20449540, 40899080]

約数ペア:

[(1, 40899080), (2, 20449540), (4, 10224770), (5, 8179816), (8, 5112385), (10, 4089908), (20, 2044954), (40, 1022477), (83, 492760), (97, 421640), (127, 322040), (166, 246380), (194, 210820), (254, 161020), (332, 123190), (388, 105410), (415, 98552), (485, 84328), (508, 80510), (635, 64408), (664, 61595), (776, 52705), (830, 49276), (970, 42164), (1016, 40255), (1270, 32204), (1660, 24638), (1940, 21082), (2540, 16102), (3320, 12319), (3880, 10541), (5080, 8051)]