28021830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1039}}^1$

素因数の和:1109

約数の個数: 64

約数和(自身を含む): 71884800

約数和(自身を除く): 43862970

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 31, 58, 62, 87, 93, 145, 155, 174, 186, 290, 310, 435, 465, 870, 899, 930, 1039, 1798, 2078, 2697, 3117, 4495, 5195, 5394, 6234, 8990, 10390, 13485, 15585, 26970, 30131, 31170, 32209, 60262, 64418, 90393, 96627, 150655, 161045, 180786, 193254, 301310, 322090, 451965, 483135, 903930, 934061, 966270, 1868122, 2802183, 4670305, 5604366, 9340610, 14010915, 28021830]

約数ペア:

[(1, 28021830), (2, 14010915), (3, 9340610), (5, 5604366), (6, 4670305), (10, 2802183), (15, 1868122), (29, 966270), (30, 934061), (31, 903930), (58, 483135), (62, 451965), (87, 322090), (93, 301310), (145, 193254), (155, 180786), (174, 161045), (186, 150655), (290, 96627), (310, 90393), (435, 64418), (465, 60262), (870, 32209), (899, 31170), (930, 30131), (1039, 26970), (1798, 15585), (2078, 13485), (2697, 10390), (3117, 8990), (4495, 6234), (5195, 5394)]