30384340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7001}}^1$

素因数の和:7048

約数の個数: 48

約数和(自身を含む): 75285504

約数和(自身を除く): 44901164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 7001, 14002, 28004, 35005, 49007, 70010, 98014, 140020, 196028, 217031, 245035, 434062, 490070, 868124, 980140, 1085155, 1519217, 2170310, 3038434, 4340620, 6076868, 7596085, 15192170, 30384340]

約数ペア:

[(1, 30384340), (2, 15192170), (4, 7596085), (5, 6076868), (7, 4340620), (10, 3038434), (14, 2170310), (20, 1519217), (28, 1085155), (31, 980140), (35, 868124), (62, 490070), (70, 434062), (124, 245035), (140, 217031), (155, 196028), (217, 140020), (310, 98014), (434, 70010), (620, 49007), (868, 35005), (1085, 28004), (2170, 14002), (4340, 7001)]