28798070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{577}}^1$

素因数の和:645

約数の個数: 64

約数和(自身を含む): 63922176

約数和(自身を除く): 35124106

約数列:

[1, 2, 5, 7, 10, 14, 23, 31, 35, 46, 62, 70, 115, 155, 161, 217, 230, 310, 322, 434, 577, 713, 805, 1085, 1154, 1426, 1610, 2170, 2885, 3565, 4039, 4991, 5770, 7130, 8078, 9982, 13271, 17887, 20195, 24955, 26542, 35774, 40390, 49910, 66355, 89435, 92897, 125209, 132710, 178870, 185794, 250418, 411401, 464485, 626045, 822802, 928970, 1252090, 2057005, 2879807, 4114010, 5759614, 14399035, 28798070]

約数ペア:

[(1, 28798070), (2, 14399035), (5, 5759614), (7, 4114010), (10, 2879807), (14, 2057005), (23, 1252090), (31, 928970), (35, 822802), (46, 626045), (62, 464485), (70, 411401), (115, 250418), (155, 185794), (161, 178870), (217, 132710), (230, 125209), (310, 92897), (322, 89435), (434, 66355), (577, 49910), (713, 40390), (805, 35774), (1085, 26542), (1154, 24955), (1426, 20195), (1610, 17887), (2170, 13271), (2885, 9982), (3565, 8078), (4039, 7130), (4991, 5770)]