21799687060

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{229}}^1\times {\mathrm{26297}}^1$

素因数の和:26716

約数の個数: 48

約数和(自身を含む): 46235039760

約数和(自身を除く): 24435352700

約数列:

[1, 2, 4, 5, 10, 20, 181, 229, 362, 458, 724, 905, 916, 1145, 1810, 2290, 3620, 4580, 26297, 41449, 52594, 82898, 105188, 131485, 165796, 207245, 262970, 414490, 525940, 828980, 4759757, 6022013, 9519514, 12044026, 19039028, 23798785, 24088052, 30110065, 47597570, 60220130, 95195140, 120440260, 1089984353, 2179968706, 4359937412, 5449921765, 10899843530, 21799687060]

約数ペア:

[(1, 21799687060), (2, 10899843530), (4, 5449921765), (5, 4359937412), (10, 2179968706), (20, 1089984353), (181, 120440260), (229, 95195140), (362, 60220130), (458, 47597570), (724, 30110065), (905, 24088052), (916, 23798785), (1145, 19039028), (1810, 12044026), (2290, 9519514), (3620, 6022013), (4580, 4759757), (26297, 828980), (41449, 525940), (52594, 414490), (82898, 262970), (105188, 207245), (131485, 165796)]