7971340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:119

約数の個数: 96

約数和(自身を含む): 19869696

約数和(自身を除く): 11898356

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 31, 43, 46, 52, 62, 65, 86, 92, 115, 124, 130, 155, 172, 215, 230, 260, 299, 310, 403, 430, 460, 559, 598, 620, 713, 806, 860, 989, 1118, 1196, 1333, 1426, 1495, 1612, 1978, 2015, 2236, 2666, 2795, 2852, 2990, 3565, 3956, 4030, 4945, 5332, 5590, 5980, 6665, 7130, 8060, 9269, 9890, 11180, 12857, 13330, 14260, 17329, 18538, 19780, 25714, 26660, 30659, 34658, 37076, 46345, 51428, 61318, 64285, 69316, 86645, 92690, 122636, 128570, 153295, 173290, 185380, 257140, 306590, 346580, 398567, 613180, 797134, 1594268, 1992835, 3985670, 7971340]

約数ペア:

[(1, 7971340), (2, 3985670), (4, 1992835), (5, 1594268), (10, 797134), (13, 613180), (20, 398567), (23, 346580), (26, 306590), (31, 257140), (43, 185380), (46, 173290), (52, 153295), (62, 128570), (65, 122636), (86, 92690), (92, 86645), (115, 69316), (124, 64285), (130, 61318), (155, 51428), (172, 46345), (215, 37076), (230, 34658), (260, 30659), (299, 26660), (310, 25714), (403, 19780), (430, 18538), (460, 17329), (559, 14260), (598, 13330), (620, 12857), (713, 11180), (806, 9890), (860, 9269), (989, 8060), (1118, 7130), (1196, 6665), (1333, 5980), (1426, 5590), (1495, 5332), (1612, 4945), (1978, 4030), (2015, 3956), (2236, 3565), (2666, 2990), (2795, 2852)]