2603380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:89

約数の個数: 96

約数和(自身を含む): 6773760

約数和(自身を除く): 4170380

約数列:

[1, 2, 4, 5, 10, 13, 17, 19, 20, 26, 31, 34, 38, 52, 62, 65, 68, 76, 85, 95, 124, 130, 155, 170, 190, 221, 247, 260, 310, 323, 340, 380, 403, 442, 494, 527, 589, 620, 646, 806, 884, 988, 1054, 1105, 1178, 1235, 1292, 1612, 1615, 2015, 2108, 2210, 2356, 2470, 2635, 2945, 3230, 4030, 4199, 4420, 4940, 5270, 5890, 6460, 6851, 7657, 8060, 8398, 10013, 10540, 11780, 13702, 15314, 16796, 20026, 20995, 27404, 30628, 34255, 38285, 40052, 41990, 50065, 68510, 76570, 83980, 100130, 130169, 137020, 153140, 200260, 260338, 520676, 650845, 1301690, 2603380]

約数ペア:

[(1, 2603380), (2, 1301690), (4, 650845), (5, 520676), (10, 260338), (13, 200260), (17, 153140), (19, 137020), (20, 130169), (26, 100130), (31, 83980), (34, 76570), (38, 68510), (52, 50065), (62, 41990), (65, 40052), (68, 38285), (76, 34255), (85, 30628), (95, 27404), (124, 20995), (130, 20026), (155, 16796), (170, 15314), (190, 13702), (221, 11780), (247, 10540), (260, 10013), (310, 8398), (323, 8060), (340, 7657), (380, 6851), (403, 6460), (442, 5890), (494, 5270), (527, 4940), (589, 4420), (620, 4199), (646, 4030), (806, 3230), (884, 2945), (988, 2635), (1054, 2470), (1105, 2356), (1178, 2210), (1235, 2108), (1292, 2015), (1612, 1615)]