20046990

素因数分解:

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

素因数の和:273

約数の個数: 48

約数和(自身を含む): 49201488

約数和(自身を除く): 29154498

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 83, 97, 166, 194, 249, 291, 415, 485, 498, 582, 830, 970, 1245, 1455, 2490, 2910, 6889, 8051, 13778, 16102, 20667, 24153, 34445, 40255, 41334, 48306, 68890, 80510, 103335, 120765, 206670, 241530, 668233, 1336466, 2004699, 3341165, 4009398, 6682330, 10023495, 20046990]

約数ペア:

[(1, 20046990), (2, 10023495), (3, 6682330), (5, 4009398), (6, 3341165), (10, 2004699), (15, 1336466), (30, 668233), (83, 241530), (97, 206670), (166, 120765), (194, 103335), (249, 80510), (291, 68890), (415, 48306), (485, 41334), (498, 40255), (582, 34445), (830, 24153), (970, 20667), (1245, 16102), (1455, 13778), (2490, 8051), (2910, 6889)]