55382740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1823}}^1$

素因数の和:1877

約数の個数: 72

約数和(自身を含む): 139732992

約数和(自身を除く): 84350252

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, 1823, 2170, 3038, 3646, 4340, 6076, 7292, 7595, 9115, 12761, 15190, 18230, 25522, 30380, 36460, 51044, 56513, 63805, 89327, 113026, 127610, 178654, 226052, 255220, 282565, 357308, 395591, 446635, 565130, 791182, 893270, 1130260, 1582364, 1786540, 1977955, 2769137, 3955910, 5538274, 7911820, 11076548, 13845685, 27691370, 55382740]

約数ペア:

[(1, 55382740), (2, 27691370), (4, 13845685), (5, 11076548), (7, 7911820), (10, 5538274), (14, 3955910), (20, 2769137), (28, 1977955), (31, 1786540), (35, 1582364), (49, 1130260), (62, 893270), (70, 791182), (98, 565130), (124, 446635), (140, 395591), (155, 357308), (196, 282565), (217, 255220), (245, 226052), (310, 178654), (434, 127610), (490, 113026), (620, 89327), (868, 63805), (980, 56513), (1085, 51044), (1519, 36460), (1823, 30380), (2170, 25522), (3038, 18230), (3646, 15190), (4340, 12761), (6076, 9115), (7292, 7595)]