23467340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:219

約数の個数: 72

約数和(自身を含む): 54785808

約数和(自身を除く): 31318468

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 131, 169, 212, 260, 262, 265, 338, 524, 530, 655, 676, 689, 845, 1060, 1310, 1378, 1690, 1703, 2620, 2756, 3380, 3406, 3445, 6812, 6890, 6943, 8515, 8957, 13780, 13886, 17030, 17914, 22139, 27772, 34060, 34715, 35828, 44278, 44785, 69430, 88556, 89570, 90259, 110695, 138860, 179140, 180518, 221390, 361036, 442780, 451295, 902590, 1173367, 1805180, 2346734, 4693468, 5866835, 11733670, 23467340]

約数ペア:

[(1, 23467340), (2, 11733670), (4, 5866835), (5, 4693468), (10, 2346734), (13, 1805180), (20, 1173367), (26, 902590), (52, 451295), (53, 442780), (65, 361036), (106, 221390), (130, 180518), (131, 179140), (169, 138860), (212, 110695), (260, 90259), (262, 89570), (265, 88556), (338, 69430), (524, 44785), (530, 44278), (655, 35828), (676, 34715), (689, 34060), (845, 27772), (1060, 22139), (1310, 17914), (1378, 17030), (1690, 13886), (1703, 13780), (2620, 8957), (2756, 8515), (3380, 6943), (3406, 6890), (3445, 6812)]