479180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:138

約数の個数: 48

約数和(自身を含む): 1152480

約数和(自身を除く): 673300

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 97, 130, 190, 194, 247, 260, 380, 388, 485, 494, 970, 988, 1235, 1261, 1843, 1940, 2470, 2522, 3686, 4940, 5044, 6305, 7372, 9215, 12610, 18430, 23959, 25220, 36860, 47918, 95836, 119795, 239590, 479180]

約数ペア:

[(1, 479180), (2, 239590), (4, 119795), (5, 95836), (10, 47918), (13, 36860), (19, 25220), (20, 23959), (26, 18430), (38, 12610), (52, 9215), (65, 7372), (76, 6305), (95, 5044), (97, 4940), (130, 3686), (190, 2522), (194, 2470), (247, 1940), (260, 1843), (380, 1261), (388, 1235), (485, 988), (494, 970)]