3964060

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 8981280

約数和(自身を除く): 5017220

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 89, 131, 170, 178, 262, 340, 356, 445, 524, 655, 890, 1310, 1513, 1780, 2227, 2620, 3026, 4454, 6052, 7565, 8908, 11135, 11659, 15130, 22270, 23318, 30260, 44540, 46636, 58295, 116590, 198203, 233180, 396406, 792812, 991015, 1982030, 3964060]

約数ペア:

[(1, 3964060), (2, 1982030), (4, 991015), (5, 792812), (10, 396406), (17, 233180), (20, 198203), (34, 116590), (68, 58295), (85, 46636), (89, 44540), (131, 30260), (170, 23318), (178, 22270), (262, 15130), (340, 11659), (356, 11135), (445, 8908), (524, 7565), (655, 6052), (890, 4454), (1310, 3026), (1513, 2620), (1780, 2227)]