20066940

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{4129}}^1$

素因数の和:4153

約数の個数: 72

約数和(自身を含む): 63139440

約数和(自身を除く): 43072500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4129, 4860, 8258, 12387, 16516, 20645, 24774, 37161, 41290, 49548, 61935, 74322, 82580, 111483, 123870, 148644, 185805, 222966, 247740, 334449, 371610, 445932, 557415, 668898, 743220, 1003347, 1114830, 1337796, 1672245, 2006694, 2229660, 3344490, 4013388, 5016735, 6688980, 10033470, 20066940]

約数ペア:

[(1, 20066940), (2, 10033470), (3, 6688980), (4, 5016735), (5, 4013388), (6, 3344490), (9, 2229660), (10, 2006694), (12, 1672245), (15, 1337796), (18, 1114830), (20, 1003347), (27, 743220), (30, 668898), (36, 557415), (45, 445932), (54, 371610), (60, 334449), (81, 247740), (90, 222966), (108, 185805), (135, 148644), (162, 123870), (180, 111483), (243, 82580), (270, 74322), (324, 61935), (405, 49548), (486, 41290), (540, 37161), (810, 24774), (972, 20645), (1215, 16516), (1620, 12387), (2430, 8258), (4129, 4860)]