61861340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{941}}^1$

素因数の和:1142

約数の個数: 48

約数和(自身を含む): 137682720

約数和(自身を除く): 75821380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 173, 190, 346, 380, 692, 865, 941, 1730, 1882, 3287, 3460, 3764, 4705, 6574, 9410, 13148, 16435, 17879, 18820, 32870, 35758, 65740, 71516, 89395, 162793, 178790, 325586, 357580, 651172, 813965, 1627930, 3093067, 3255860, 6186134, 12372268, 15465335, 30930670, 61861340]

約数ペア:

[(1, 61861340), (2, 30930670), (4, 15465335), (5, 12372268), (10, 6186134), (19, 3255860), (20, 3093067), (38, 1627930), (76, 813965), (95, 651172), (173, 357580), (190, 325586), (346, 178790), (380, 162793), (692, 89395), (865, 71516), (941, 65740), (1730, 35758), (1882, 32870), (3287, 18820), (3460, 17879), (3764, 16435), (4705, 13148), (6574, 9410)]