30917770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:247

約数の個数: 64

約数和(自身を含む): 63504000

約数和(自身を除く): 32586230

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 59, 65, 118, 130, 139, 145, 278, 290, 295, 377, 590, 695, 754, 767, 1390, 1534, 1711, 1807, 1885, 3422, 3614, 3770, 3835, 4031, 7670, 8062, 8201, 8555, 9035, 16402, 17110, 18070, 20155, 22243, 40310, 41005, 44486, 52403, 82010, 104806, 106613, 111215, 213226, 222430, 237829, 262015, 475658, 524030, 533065, 1066130, 1189145, 2378290, 3091777, 6183554, 15458885, 30917770]

約数ペア:

[(1, 30917770), (2, 15458885), (5, 6183554), (10, 3091777), (13, 2378290), (26, 1189145), (29, 1066130), (58, 533065), (59, 524030), (65, 475658), (118, 262015), (130, 237829), (139, 222430), (145, 213226), (278, 111215), (290, 106613), (295, 104806), (377, 82010), (590, 52403), (695, 44486), (754, 41005), (767, 40310), (1390, 22243), (1534, 20155), (1711, 18070), (1807, 17110), (1885, 16402), (3422, 9035), (3614, 8555), (3770, 8201), (3835, 8062), (4031, 7670)]