290422028

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1\times {\mathrm{557}}^1$

素因数の和:882

約数の個数: 48

約数和(自身を含む): 565213824

約数和(自身を除く): 274791796

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 148, 271, 481, 542, 557, 962, 1084, 1114, 1924, 2228, 3523, 7046, 7241, 10027, 14092, 14482, 20054, 20609, 28964, 40108, 41218, 82436, 130351, 150947, 260702, 267917, 301894, 521404, 535834, 603788, 1071668, 1962311, 3924622, 5585039, 7849244, 11170078, 22340156, 72605507, 145211014, 290422028]

約数ペア:

[(1, 290422028), (2, 145211014), (4, 72605507), (13, 22340156), (26, 11170078), (37, 7849244), (52, 5585039), (74, 3924622), (148, 1962311), (271, 1071668), (481, 603788), (542, 535834), (557, 521404), (962, 301894), (1084, 267917), (1114, 260702), (1924, 150947), (2228, 130351), (3523, 82436), (7046, 41218), (7241, 40108), (10027, 28964), (14092, 20609), (14482, 20054)]