1212595860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{2887133}}^1$

素因数の和:2887152

約数の個数: 48

約数和(自身を含む): 3880308096

約数和(自身を除く): 2667712236

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 2887133, 5774266, 8661399, 11548532, 14435665, 17322798, 20209931, 28871330, 34645596, 40419862, 43306995, 57742660, 60629793, 80839724, 86613990, 101049655, 121259586, 173227980, 202099310, 242519172, 303148965, 404198620, 606297930, 1212595860]

約数ペア:

[(1, 1212595860), (2, 606297930), (3, 404198620), (4, 303148965), (5, 242519172), (6, 202099310), (7, 173227980), (10, 121259586), (12, 101049655), (14, 86613990), (15, 80839724), (20, 60629793), (21, 57742660), (28, 43306995), (30, 40419862), (35, 34645596), (42, 28871330), (60, 20209931), (70, 17322798), (84, 14435665), (105, 11548532), (140, 8661399), (210, 5774266), (420, 2887133)]