15694430140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{414977}}^1$

素因数の和:415078

約数の個数: 48

約数和(自身を含む): 34579286784

約数和(自身を除く): 18884856644

約数列:

[1, 2, 4, 5, 10, 20, 31, 61, 62, 122, 124, 155, 244, 305, 310, 610, 620, 1220, 1891, 3782, 7564, 9455, 18910, 37820, 414977, 829954, 1659908, 2074885, 4149770, 8299540, 12864287, 25313597, 25728574, 50627194, 51457148, 64321435, 101254388, 126567985, 128642870, 253135970, 257285740, 506271940, 784721507, 1569443014, 3138886028, 3923607535, 7847215070, 15694430140]

約数ペア:

[(1, 15694430140), (2, 7847215070), (4, 3923607535), (5, 3138886028), (10, 1569443014), (20, 784721507), (31, 506271940), (61, 257285740), (62, 253135970), (122, 128642870), (124, 126567985), (155, 101254388), (244, 64321435), (305, 51457148), (310, 50627194), (610, 25728574), (620, 25313597), (1220, 12864287), (1891, 8299540), (3782, 4149770), (7564, 2074885), (9455, 1659908), (18910, 829954), (37820, 414977)]