29789960

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:522

約数の個数: 64

約数和(自身を含む): 70642800

約数和(自身を除く): 40852840

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 61, 116, 122, 145, 232, 244, 290, 305, 421, 488, 580, 610, 842, 1160, 1220, 1684, 1769, 2105, 2440, 3368, 3538, 4210, 7076, 8420, 8845, 12209, 14152, 16840, 17690, 24418, 25681, 35380, 48836, 51362, 61045, 70760, 97672, 102724, 122090, 128405, 205448, 244180, 256810, 488360, 513620, 744749, 1027240, 1489498, 2978996, 3723745, 5957992, 7447490, 14894980, 29789960]

約数ペア:

[(1, 29789960), (2, 14894980), (4, 7447490), (5, 5957992), (8, 3723745), (10, 2978996), (20, 1489498), (29, 1027240), (40, 744749), (58, 513620), (61, 488360), (116, 256810), (122, 244180), (145, 205448), (232, 128405), (244, 122090), (290, 102724), (305, 97672), (421, 70760), (488, 61045), (580, 51362), (610, 48836), (842, 35380), (1160, 25681), (1220, 24418), (1684, 17690), (1769, 16840), (2105, 14152), (2440, 12209), (3368, 8845), (3538, 8420), (4210, 7076)]