2018799460

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{409}}^1$

素因数の和:613

約数の個数: 96

約数和(自身を含む): 4463424000

約数和(自身を除く): 2444624540

約数列:

[1, 2, 4, 5, 10, 20, 47, 59, 89, 94, 118, 178, 188, 235, 236, 295, 356, 409, 445, 470, 590, 818, 890, 940, 1180, 1636, 1780, 2045, 2773, 4090, 4183, 5251, 5546, 8180, 8366, 10502, 11092, 13865, 16732, 19223, 20915, 21004, 24131, 26255, 27730, 36401, 38446, 41830, 48262, 52510, 55460, 72802, 76892, 83660, 96115, 96524, 105020, 120655, 145604, 182005, 192230, 241310, 246797, 364010, 384460, 482620, 493594, 728020, 987188, 1134157, 1233985, 1710847, 2147659, 2268314, 2467970, 3421694, 4295318, 4536628, 4935940, 5670785, 6843388, 8554235, 8590636, 10738295, 11341570, 17108470, 21476590, 22683140, 34216940, 42953180, 100939973, 201879946, 403759892, 504699865, 1009399730, 2018799460]

約数ペア:

[(1, 2018799460), (2, 1009399730), (4, 504699865), (5, 403759892), (10, 201879946), (20, 100939973), (47, 42953180), (59, 34216940), (89, 22683140), (94, 21476590), (118, 17108470), (178, 11341570), (188, 10738295), (235, 8590636), (236, 8554235), (295, 6843388), (356, 5670785), (409, 4935940), (445, 4536628), (470, 4295318), (590, 3421694), (818, 2467970), (890, 2268314), (940, 2147659), (1180, 1710847), (1636, 1233985), (1780, 1134157), (2045, 987188), (2773, 728020), (4090, 493594), (4183, 482620), (5251, 384460), (5546, 364010), (8180, 246797), (8366, 241310), (10502, 192230), (11092, 182005), (13865, 145604), (16732, 120655), (19223, 105020), (20915, 96524), (21004, 96115), (24131, 83660), (26255, 76892), (27730, 72802), (36401, 55460), (38446, 52510), (41830, 48262)]