210924880

素因数分解:

$2^4\times 5^1\times {\mathrm{811}}^1\times {\mathrm{3251}}^1$

素因数の和:4075

約数の個数: 40

約数和(自身を含む): 491156064

約数和(自身を除く): 280231184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 811, 1622, 3244, 3251, 4055, 6488, 6502, 8110, 12976, 13004, 16220, 16255, 26008, 32440, 32510, 52016, 64880, 65020, 130040, 260080, 2636561, 5273122, 10546244, 13182805, 21092488, 26365610, 42184976, 52731220, 105462440, 210924880]

約数ペア:

[(1, 210924880), (2, 105462440), (4, 52731220), (5, 42184976), (8, 26365610), (10, 21092488), (16, 13182805), (20, 10546244), (40, 5273122), (80, 2636561), (811, 260080), (1622, 130040), (3244, 65020), (3251, 64880), (4055, 52016), (6488, 32510), (6502, 32440), (8110, 26008), (12976, 16255), (13004, 16220)]