260888924

素因数分解:

$2^2\times {\mathrm{19}}^3\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:355

約数の個数: 48

約数和(自身を含む): 496866720

約数和(自身を除く): 235977796

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 257, 361, 514, 703, 722, 1028, 1406, 1444, 2812, 4883, 6859, 9509, 9766, 13357, 13718, 19018, 19532, 26714, 27436, 38036, 53428, 92777, 180671, 185554, 253783, 361342, 371108, 507566, 722684, 1015132, 1762763, 3432749, 3525526, 6865498, 7051052, 13730996, 65222231, 130444462, 260888924]

約数ペア:

[(1, 260888924), (2, 130444462), (4, 65222231), (19, 13730996), (37, 7051052), (38, 6865498), (74, 3525526), (76, 3432749), (148, 1762763), (257, 1015132), (361, 722684), (514, 507566), (703, 371108), (722, 361342), (1028, 253783), (1406, 185554), (1444, 180671), (2812, 92777), (4883, 53428), (6859, 38036), (9509, 27436), (9766, 26714), (13357, 19532), (13718, 19018)]