29154020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:513

約数の個数: 72

約数和(自身を含む): 72394560

約数和(自身を除く): 43240540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 71, 98, 140, 142, 196, 245, 284, 355, 419, 490, 497, 710, 838, 980, 994, 1420, 1676, 1988, 2095, 2485, 2933, 3479, 4190, 4970, 5866, 6958, 8380, 9940, 11732, 13916, 14665, 17395, 20531, 29330, 29749, 34790, 41062, 58660, 59498, 69580, 82124, 102655, 118996, 148745, 205310, 208243, 297490, 410620, 416486, 594980, 832972, 1041215, 1457701, 2082430, 2915402, 4164860, 5830804, 7288505, 14577010, 29154020]

約数ペア:

[(1, 29154020), (2, 14577010), (4, 7288505), (5, 5830804), (7, 4164860), (10, 2915402), (14, 2082430), (20, 1457701), (28, 1041215), (35, 832972), (49, 594980), (70, 416486), (71, 410620), (98, 297490), (140, 208243), (142, 205310), (196, 148745), (245, 118996), (284, 102655), (355, 82124), (419, 69580), (490, 59498), (497, 58660), (710, 41062), (838, 34790), (980, 29749), (994, 29330), (1420, 20531), (1676, 17395), (1988, 14665), (2095, 13916), (2485, 11732), (2933, 9940), (3479, 8380), (4190, 6958), (4970, 5866)]