28448340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1889}}^1$

素因数の和:2152

約数の個数: 48

約数和(自身を含む): 80015040

約数和(自身を除く): 51566700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 251, 502, 753, 1004, 1255, 1506, 1889, 2510, 3012, 3765, 3778, 5020, 5667, 7530, 7556, 9445, 11334, 15060, 18890, 22668, 28335, 37780, 56670, 113340, 474139, 948278, 1422417, 1896556, 2370695, 2844834, 4741390, 5689668, 7112085, 9482780, 14224170, 28448340]

約数ペア:

[(1, 28448340), (2, 14224170), (3, 9482780), (4, 7112085), (5, 5689668), (6, 4741390), (10, 2844834), (12, 2370695), (15, 1896556), (20, 1422417), (30, 948278), (60, 474139), (251, 113340), (502, 56670), (753, 37780), (1004, 28335), (1255, 22668), (1506, 18890), (1889, 15060), (2510, 11334), (3012, 9445), (3765, 7556), (3778, 7530), (5020, 5667)]