4345020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{239}}^1$

素因数の和:355

約数の個数: 72

約数和(自身を含む): 13366080

約数和(自身を除く): 9021060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 101, 180, 202, 239, 303, 404, 478, 505, 606, 717, 909, 956, 1010, 1195, 1212, 1434, 1515, 1818, 2020, 2151, 2390, 2868, 3030, 3585, 3636, 4302, 4545, 4780, 6060, 7170, 8604, 9090, 10755, 14340, 18180, 21510, 24139, 43020, 48278, 72417, 96556, 120695, 144834, 217251, 241390, 289668, 362085, 434502, 482780, 724170, 869004, 1086255, 1448340, 2172510, 4345020]

約数ペア:

[(1, 4345020), (2, 2172510), (3, 1448340), (4, 1086255), (5, 869004), (6, 724170), (9, 482780), (10, 434502), (12, 362085), (15, 289668), (18, 241390), (20, 217251), (30, 144834), (36, 120695), (45, 96556), (60, 72417), (90, 48278), (101, 43020), (180, 24139), (202, 21510), (239, 18180), (303, 14340), (404, 10755), (478, 9090), (505, 8604), (606, 7170), (717, 6060), (909, 4780), (956, 4545), (1010, 4302), (1195, 3636), (1212, 3585), (1434, 3030), (1515, 2868), (1818, 2390), (2020, 2151)]