4905440

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:112

約数の個数: 96

約数和(自身を含む): 12773376

約数和(自身を除く): 7867936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 32, 40, 43, 46, 62, 80, 86, 92, 115, 124, 155, 160, 172, 184, 215, 230, 248, 310, 344, 368, 430, 460, 496, 620, 688, 713, 736, 860, 920, 989, 992, 1240, 1333, 1376, 1426, 1720, 1840, 1978, 2480, 2666, 2852, 3440, 3565, 3680, 3956, 4945, 4960, 5332, 5704, 6665, 6880, 7130, 7912, 9890, 10664, 11408, 13330, 14260, 15824, 19780, 21328, 22816, 26660, 28520, 30659, 31648, 39560, 42656, 53320, 57040, 61318, 79120, 106640, 114080, 122636, 153295, 158240, 213280, 245272, 306590, 490544, 613180, 981088, 1226360, 2452720, 4905440]

約数ペア:

[(1, 4905440), (2, 2452720), (4, 1226360), (5, 981088), (8, 613180), (10, 490544), (16, 306590), (20, 245272), (23, 213280), (31, 158240), (32, 153295), (40, 122636), (43, 114080), (46, 106640), (62, 79120), (80, 61318), (86, 57040), (92, 53320), (115, 42656), (124, 39560), (155, 31648), (160, 30659), (172, 28520), (184, 26660), (215, 22816), (230, 21328), (248, 19780), (310, 15824), (344, 14260), (368, 13330), (430, 11408), (460, 10664), (496, 9890), (620, 7912), (688, 7130), (713, 6880), (736, 6665), (860, 5704), (920, 5332), (989, 4960), (992, 4945), (1240, 3956), (1333, 3680), (1376, 3565), (1426, 3440), (1720, 2852), (1840, 2666), (1978, 2480)]