16921502780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{226769}}^1$

素因数の和:226839

約数の個数: 96

約数和(自身を含む): 44802495360

約数和(自身を除く): 27880992580

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 41, 52, 65, 70, 82, 91, 130, 140, 164, 182, 205, 260, 287, 364, 410, 455, 533, 574, 820, 910, 1066, 1148, 1435, 1820, 2132, 2665, 2870, 3731, 5330, 5740, 7462, 10660, 14924, 18655, 37310, 74620, 226769, 453538, 907076, 1133845, 1587383, 2267690, 2947997, 3174766, 4535380, 5895994, 6349532, 7936915, 9297529, 11791988, 14739985, 15873830, 18595058, 20635979, 29479970, 31747660, 37190116, 41271958, 46487645, 58959940, 65082703, 82543916, 92975290, 103179895, 120867877, 130165406, 185950580, 206359790, 241735754, 260330812, 325413515, 412719580, 483471508, 604339385, 650827030, 846075139, 1208678770, 1301654060, 1692150278, 2417357540, 3384300556, 4230375695, 8460751390, 16921502780]

約数ペア:

[(1, 16921502780), (2, 8460751390), (4, 4230375695), (5, 3384300556), (7, 2417357540), (10, 1692150278), (13, 1301654060), (14, 1208678770), (20, 846075139), (26, 650827030), (28, 604339385), (35, 483471508), (41, 412719580), (52, 325413515), (65, 260330812), (70, 241735754), (82, 206359790), (91, 185950580), (130, 130165406), (140, 120867877), (164, 103179895), (182, 92975290), (205, 82543916), (260, 65082703), (287, 58959940), (364, 46487645), (410, 41271958), (455, 37190116), (533, 31747660), (574, 29479970), (820, 20635979), (910, 18595058), (1066, 15873830), (1148, 14739985), (1435, 11791988), (1820, 9297529), (2132, 7936915), (2665, 6349532), (2870, 5895994), (3731, 4535380), (5330, 3174766), (5740, 2947997), (7462, 2267690), (10660, 1587383), (14924, 1133845), (18655, 907076), (37310, 453538), (74620, 226769)]