1372902580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{45191}}^1$

素因数の和:45245

約数の個数: 72

約数和(自身を含む): 3462068736

約数和(自身を除く): 2089166156

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 98, 124, 140, 155, 196, 217, 245, 310, 434, 490, 620, 868, 980, 1085, 1519, 2170, 3038, 4340, 6076, 7595, 15190, 30380, 45191, 90382, 180764, 225955, 316337, 451910, 632674, 903820, 1265348, 1400921, 1581685, 2214359, 2801842, 3163370, 4428718, 5603684, 6326740, 7004605, 8857436, 9806447, 11071795, 14009210, 19612894, 22143590, 28018420, 39225788, 44287180, 49032235, 68645129, 98064470, 137290258, 196128940, 274580516, 343225645, 686451290, 1372902580]

約数ペア:

[(1, 1372902580), (2, 686451290), (4, 343225645), (5, 274580516), (7, 196128940), (10, 137290258), (14, 98064470), (20, 68645129), (28, 49032235), (31, 44287180), (35, 39225788), (49, 28018420), (62, 22143590), (70, 19612894), (98, 14009210), (124, 11071795), (140, 9806447), (155, 8857436), (196, 7004605), (217, 6326740), (245, 5603684), (310, 4428718), (434, 3163370), (490, 2801842), (620, 2214359), (868, 1581685), (980, 1400921), (1085, 1265348), (1519, 903820), (2170, 632674), (3038, 451910), (4340, 316337), (6076, 225955), (7595, 180764), (15190, 90382), (30380, 45191)]