15722620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{353}}^1$

素因数の和:510

約数の個数: 48

約数和(自身を含む): 35326368

約数和(自身を除く): 19603748

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 131, 170, 262, 340, 353, 524, 655, 706, 1310, 1412, 1765, 2227, 2620, 3530, 4454, 6001, 7060, 8908, 11135, 12002, 22270, 24004, 30005, 44540, 46243, 60010, 92486, 120020, 184972, 231215, 462430, 786131, 924860, 1572262, 3144524, 3930655, 7861310, 15722620]

約数ペア:

[(1, 15722620), (2, 7861310), (4, 3930655), (5, 3144524), (10, 1572262), (17, 924860), (20, 786131), (34, 462430), (68, 231215), (85, 184972), (131, 120020), (170, 92486), (262, 60010), (340, 46243), (353, 44540), (524, 30005), (655, 24004), (706, 22270), (1310, 12002), (1412, 11135), (1765, 8908), (2227, 7060), (2620, 6001), (3530, 4454)]