9104420

素因数分解:

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

素因数の和:157

約数の個数: 72

約数和(自身を含む): 21954744

約数和(自身を除く): 12850324

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 97, 130, 190, 194, 247, 260, 361, 380, 388, 485, 494, 722, 970, 988, 1235, 1261, 1444, 1805, 1843, 1940, 2470, 2522, 3610, 3686, 4693, 4940, 5044, 6305, 7220, 7372, 9215, 9386, 12610, 18430, 18772, 23465, 23959, 25220, 35017, 36860, 46930, 47918, 70034, 93860, 95836, 119795, 140068, 175085, 239590, 350170, 455221, 479180, 700340, 910442, 1820884, 2276105, 4552210, 9104420]

約数ペア:

[(1, 9104420), (2, 4552210), (4, 2276105), (5, 1820884), (10, 910442), (13, 700340), (19, 479180), (20, 455221), (26, 350170), (38, 239590), (52, 175085), (65, 140068), (76, 119795), (95, 95836), (97, 93860), (130, 70034), (190, 47918), (194, 46930), (247, 36860), (260, 35017), (361, 25220), (380, 23959), (388, 23465), (485, 18772), (494, 18430), (722, 12610), (970, 9386), (988, 9215), (1235, 7372), (1261, 7220), (1444, 6305), (1805, 5044), (1843, 4940), (1940, 4693), (2470, 3686), (2522, 3610)]