7425740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:135

約数の個数: 96

約数和(自身を含む): 19353600

約数和(自身を除く): 11927860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 31, 35, 58, 59, 62, 70, 116, 118, 124, 140, 145, 155, 203, 217, 236, 290, 295, 310, 406, 413, 434, 580, 590, 620, 812, 826, 868, 899, 1015, 1085, 1180, 1652, 1711, 1798, 1829, 2030, 2065, 2170, 3422, 3596, 3658, 4060, 4130, 4340, 4495, 6293, 6844, 7316, 8260, 8555, 8990, 9145, 11977, 12586, 12803, 17110, 17980, 18290, 23954, 25172, 25606, 31465, 34220, 36580, 47908, 51212, 53041, 59885, 62930, 64015, 106082, 119770, 125860, 128030, 212164, 239540, 256060, 265205, 371287, 530410, 742574, 1060820, 1485148, 1856435, 3712870, 7425740]

約数ペア:

[(1, 7425740), (2, 3712870), (4, 1856435), (5, 1485148), (7, 1060820), (10, 742574), (14, 530410), (20, 371287), (28, 265205), (29, 256060), (31, 239540), (35, 212164), (58, 128030), (59, 125860), (62, 119770), (70, 106082), (116, 64015), (118, 62930), (124, 59885), (140, 53041), (145, 51212), (155, 47908), (203, 36580), (217, 34220), (236, 31465), (290, 25606), (295, 25172), (310, 23954), (406, 18290), (413, 17980), (434, 17110), (580, 12803), (590, 12586), (620, 11977), (812, 9145), (826, 8990), (868, 8555), (899, 8260), (1015, 7316), (1085, 6844), (1180, 6293), (1652, 4495), (1711, 4340), (1798, 4130), (1829, 4060), (2030, 3658), (2065, 3596), (2170, 3422)]