29498980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{971}}^1$

素因数の和:1025

約数の個数: 72

約数和(自身を含む): 74462976

約数和(自身を除く): 44963996

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, 971, 980, 1085, 1519, 1942, 2170, 3038, 3884, 4340, 4855, 6076, 6797, 7595, 9710, 13594, 15190, 19420, 27188, 30101, 30380, 33985, 47579, 60202, 67970, 95158, 120404, 135940, 150505, 190316, 210707, 237895, 301010, 421414, 475790, 602020, 842828, 951580, 1053535, 1474949, 2107070, 2949898, 4214140, 5899796, 7374745, 14749490, 29498980]

約数ペア:

[(1, 29498980), (2, 14749490), (4, 7374745), (5, 5899796), (7, 4214140), (10, 2949898), (14, 2107070), (20, 1474949), (28, 1053535), (31, 951580), (35, 842828), (49, 602020), (62, 475790), (70, 421414), (98, 301010), (124, 237895), (140, 210707), (155, 190316), (196, 150505), (217, 135940), (245, 120404), (310, 95158), (434, 67970), (490, 60202), (620, 47579), (868, 33985), (971, 30380), (980, 30101), (1085, 27188), (1519, 19420), (1942, 15190), (2170, 13594), (3038, 9710), (3884, 7595), (4340, 6797), (4855, 6076)]