354943180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1039}}^1$

素因数の和:1127

約数の個数: 96

約数和(自身を含む): 838656000

約数和(自身を除く): 483712820

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 31, 38, 58, 62, 76, 95, 116, 124, 145, 155, 190, 290, 310, 380, 551, 580, 589, 620, 899, 1039, 1102, 1178, 1798, 2078, 2204, 2356, 2755, 2945, 3596, 4156, 4495, 5195, 5510, 5890, 8990, 10390, 11020, 11780, 17081, 17980, 19741, 20780, 30131, 32209, 34162, 39482, 60262, 64418, 68324, 78964, 85405, 98705, 120524, 128836, 150655, 161045, 170810, 197410, 301310, 322090, 341620, 394820, 572489, 602620, 611971, 644180, 934061, 1144978, 1223942, 1868122, 2289956, 2447884, 2862445, 3059855, 3736244, 4670305, 5724890, 6119710, 9340610, 11449780, 12239420, 17747159, 18681220, 35494318, 70988636, 88735795, 177471590, 354943180]

約数ペア:

[(1, 354943180), (2, 177471590), (4, 88735795), (5, 70988636), (10, 35494318), (19, 18681220), (20, 17747159), (29, 12239420), (31, 11449780), (38, 9340610), (58, 6119710), (62, 5724890), (76, 4670305), (95, 3736244), (116, 3059855), (124, 2862445), (145, 2447884), (155, 2289956), (190, 1868122), (290, 1223942), (310, 1144978), (380, 934061), (551, 644180), (580, 611971), (589, 602620), (620, 572489), (899, 394820), (1039, 341620), (1102, 322090), (1178, 301310), (1798, 197410), (2078, 170810), (2204, 161045), (2356, 150655), (2755, 128836), (2945, 120524), (3596, 98705), (4156, 85405), (4495, 78964), (5195, 68324), (5510, 64418), (5890, 60262), (8990, 39482), (10390, 34162), (11020, 32209), (11780, 30131), (17081, 20780), (17980, 19741)]