20190391140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{252443}}^1$

素因数の和:252529

約数の個数: 96

約数和(自身を含む): 59714113536

約数和(自身を除く): 39523722396

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 43, 60, 62, 86, 93, 124, 129, 155, 172, 186, 215, 258, 310, 372, 430, 465, 516, 620, 645, 860, 930, 1290, 1333, 1860, 2580, 2666, 3999, 5332, 6665, 7998, 13330, 15996, 19995, 26660, 39990, 79980, 252443, 504886, 757329, 1009772, 1262215, 1514658, 2524430, 3029316, 3786645, 5048860, 7573290, 7825733, 10855049, 15146580, 15651466, 21710098, 23477199, 31302932, 32565147, 39128665, 43420196, 46954398, 54275245, 65130294, 78257330, 93908796, 108550490, 117385995, 130260588, 156514660, 162825735, 217100980, 234771990, 325651470, 336506519, 469543980, 651302940, 673013038, 1009519557, 1346026076, 1682532595, 2019039114, 3365065190, 4038078228, 5047597785, 6730130380, 10095195570, 20190391140]

約数ペア:

[(1, 20190391140), (2, 10095195570), (3, 6730130380), (4, 5047597785), (5, 4038078228), (6, 3365065190), (10, 2019039114), (12, 1682532595), (15, 1346026076), (20, 1009519557), (30, 673013038), (31, 651302940), (43, 469543980), (60, 336506519), (62, 325651470), (86, 234771990), (93, 217100980), (124, 162825735), (129, 156514660), (155, 130260588), (172, 117385995), (186, 108550490), (215, 93908796), (258, 78257330), (310, 65130294), (372, 54275245), (430, 46954398), (465, 43420196), (516, 39128665), (620, 32565147), (645, 31302932), (860, 23477199), (930, 21710098), (1290, 15651466), (1333, 15146580), (1860, 10855049), (2580, 7825733), (2666, 7573290), (3999, 5048860), (5332, 3786645), (6665, 3029316), (7998, 2524430), (13330, 1514658), (15996, 1262215), (19995, 1009772), (26660, 757329), (39990, 504886), (79980, 252443)]