19069960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{31}}^1$

素因数の和:88

約数の個数: 128

約数和(自身を含む): 54835200

約数和(自身を除く): 35765240

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 91, 104, 124, 130, 140, 155, 169, 182, 217, 248, 260, 280, 310, 338, 364, 403, 434, 455, 520, 620, 676, 728, 806, 845, 868, 910, 1085, 1183, 1240, 1352, 1612, 1690, 1736, 1820, 2015, 2170, 2197, 2366, 2821, 3224, 3380, 3640, 4030, 4340, 4394, 4732, 5239, 5642, 5915, 6760, 8060, 8680, 8788, 9464, 10478, 10985, 11284, 11830, 14105, 15379, 16120, 17576, 20956, 21970, 22568, 23660, 26195, 28210, 30758, 36673, 41912, 43940, 47320, 52390, 56420, 61516, 68107, 73346, 76895, 87880, 104780, 112840, 123032, 136214, 146692, 153790, 183365, 209560, 272428, 293384, 307580, 340535, 366730, 476749, 544856, 615160, 681070, 733460, 953498, 1362140, 1466920, 1906996, 2383745, 2724280, 3813992, 4767490, 9534980, 19069960]

約数ペア:

[(1, 19069960), (2, 9534980), (4, 4767490), (5, 3813992), (7, 2724280), (8, 2383745), (10, 1906996), (13, 1466920), (14, 1362140), (20, 953498), (26, 733460), (28, 681070), (31, 615160), (35, 544856), (40, 476749), (52, 366730), (56, 340535), (62, 307580), (65, 293384), (70, 272428), (91, 209560), (104, 183365), (124, 153790), (130, 146692), (140, 136214), (155, 123032), (169, 112840), (182, 104780), (217, 87880), (248, 76895), (260, 73346), (280, 68107), (310, 61516), (338, 56420), (364, 52390), (403, 47320), (434, 43940), (455, 41912), (520, 36673), (620, 30758), (676, 28210), (728, 26195), (806, 23660), (845, 22568), (868, 21970), (910, 20956), (1085, 17576), (1183, 16120), (1240, 15379), (1352, 14105), (1612, 11830), (1690, 11284), (1736, 10985), (1820, 10478), (2015, 9464), (2170, 8788), (2197, 8680), (2366, 8060), (2821, 6760), (3224, 5915), (3380, 5642), (3640, 5239), (4030, 4732), (4340, 4394)]