11800980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1237}}^1$

素因数の和:1305

約数の個数: 72

約数和(自身を含む): 36501192

約数和(自身を除く): 24700212

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 954, 1060, 1237, 1590, 1908, 2385, 2474, 3180, 3711, 4770, 4948, 6185, 7422, 9540, 11133, 12370, 14844, 18555, 22266, 24740, 37110, 44532, 55665, 65561, 74220, 111330, 131122, 196683, 222660, 262244, 327805, 393366, 590049, 655610, 786732, 983415, 1180098, 1311220, 1966830, 2360196, 2950245, 3933660, 5900490, 11800980]

約数ペア:

[(1, 11800980), (2, 5900490), (3, 3933660), (4, 2950245), (5, 2360196), (6, 1966830), (9, 1311220), (10, 1180098), (12, 983415), (15, 786732), (18, 655610), (20, 590049), (30, 393366), (36, 327805), (45, 262244), (53, 222660), (60, 196683), (90, 131122), (106, 111330), (159, 74220), (180, 65561), (212, 55665), (265, 44532), (318, 37110), (477, 24740), (530, 22266), (636, 18555), (795, 14844), (954, 12370), (1060, 11133), (1237, 9540), (1590, 7422), (1908, 6185), (2385, 4948), (2474, 4770), (3180, 3711)]