2029794620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{90053}}^1$

素因数の和:90099

約数の個数: 72

約数和(自身を含む): 5174142624

約数和(自身を除く): 3144348004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 196, 230, 245, 322, 460, 490, 644, 805, 980, 1127, 1610, 2254, 3220, 4508, 5635, 11270, 22540, 90053, 180106, 360212, 450265, 630371, 900530, 1260742, 1801060, 2071219, 2521484, 3151855, 4142438, 4412597, 6303710, 8284876, 8825194, 10356095, 12607420, 14498533, 17650388, 20712190, 22062985, 28997066, 41424380, 44125970, 57994132, 72492665, 88251940, 101489731, 144985330, 202979462, 289970660, 405958924, 507448655, 1014897310, 2029794620]

約数ペア:

[(1, 2029794620), (2, 1014897310), (4, 507448655), (5, 405958924), (7, 289970660), (10, 202979462), (14, 144985330), (20, 101489731), (23, 88251940), (28, 72492665), (35, 57994132), (46, 44125970), (49, 41424380), (70, 28997066), (92, 22062985), (98, 20712190), (115, 17650388), (140, 14498533), (161, 12607420), (196, 10356095), (230, 8825194), (245, 8284876), (322, 6303710), (460, 4412597), (490, 4142438), (644, 3151855), (805, 2521484), (980, 2071219), (1127, 1801060), (1610, 1260742), (2254, 900530), (3220, 630371), (4508, 450265), (5635, 360212), (11270, 180106), (22540, 90053)]