923450320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{28643}}^1$

素因数の和:28700

約数の個数: 80

約数和(自身を含む): 2386847232

約数和(自身を除く): 1463396912

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2480, 3224, 4030, 6448, 8060, 16120, 28643, 32240, 57286, 114572, 143215, 229144, 286430, 372359, 458288, 572860, 744718, 887933, 1145720, 1489436, 1775866, 1861795, 2291440, 2978872, 3551732, 3723590, 4439665, 5957744, 7103464, 7447180, 8879330, 11543129, 14206928, 14894360, 17758660, 23086258, 29788720, 35517320, 46172516, 57715645, 71034640, 92345032, 115431290, 184690064, 230862580, 461725160, 923450320]

約数ペア:

[(1, 923450320), (2, 461725160), (4, 230862580), (5, 184690064), (8, 115431290), (10, 92345032), (13, 71034640), (16, 57715645), (20, 46172516), (26, 35517320), (31, 29788720), (40, 23086258), (52, 17758660), (62, 14894360), (65, 14206928), (80, 11543129), (104, 8879330), (124, 7447180), (130, 7103464), (155, 5957744), (208, 4439665), (248, 3723590), (260, 3551732), (310, 2978872), (403, 2291440), (496, 1861795), (520, 1775866), (620, 1489436), (806, 1145720), (1040, 887933), (1240, 744718), (1612, 572860), (2015, 458288), (2480, 372359), (3224, 286430), (4030, 229144), (6448, 143215), (8060, 114572), (16120, 57286), (28643, 32240)]