20359140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{14753}}^1$

素因数の和:14788

約数の個数: 48

約数和(自身を含む): 59488128

約数和(自身を除く): 39128988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 14753, 29506, 44259, 59012, 73765, 88518, 147530, 177036, 221295, 295060, 339319, 442590, 678638, 885180, 1017957, 1357276, 1696595, 2035914, 3393190, 4071828, 5089785, 6786380, 10179570, 20359140]

約数ペア:

[(1, 20359140), (2, 10179570), (3, 6786380), (4, 5089785), (5, 4071828), (6, 3393190), (10, 2035914), (12, 1696595), (15, 1357276), (20, 1017957), (23, 885180), (30, 678638), (46, 442590), (60, 339319), (69, 295060), (92, 221295), (115, 177036), (138, 147530), (230, 88518), (276, 73765), (345, 59012), (460, 44259), (690, 29506), (1380, 14753)]