177123460

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{12421}}^1$

素因数の和:12484

約数の個数: 48

約数和(自身を含む): 400684032

約数和(自身を除く): 223560572

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 92, 115, 124, 155, 230, 310, 460, 620, 713, 1426, 2852, 3565, 7130, 12421, 14260, 24842, 49684, 62105, 124210, 248420, 285683, 385051, 571366, 770102, 1142732, 1428415, 1540204, 1925255, 2856830, 3850510, 5713660, 7701020, 8856173, 17712346, 35424692, 44280865, 88561730, 177123460]

約数ペア:

[(1, 177123460), (2, 88561730), (4, 44280865), (5, 35424692), (10, 17712346), (20, 8856173), (23, 7701020), (31, 5713660), (46, 3850510), (62, 2856830), (92, 1925255), (115, 1540204), (124, 1428415), (155, 1142732), (230, 770102), (310, 571366), (460, 385051), (620, 285683), (713, 248420), (1426, 124210), (2852, 62105), (3565, 49684), (7130, 24842), (12421, 14260)]