2991170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:219

約数の個数: 64

約数和(自身を含む): 7015680

約数和(自身を除く): 4024510

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 26, 35, 38, 65, 70, 91, 95, 130, 133, 173, 182, 190, 247, 266, 346, 455, 494, 665, 865, 910, 1211, 1235, 1330, 1729, 1730, 2249, 2422, 2470, 3287, 3458, 4498, 6055, 6574, 8645, 11245, 12110, 15743, 16435, 17290, 22490, 23009, 31486, 32870, 42731, 46018, 78715, 85462, 115045, 157430, 213655, 230090, 299117, 427310, 598234, 1495585, 2991170]

約数ペア:

[(1, 2991170), (2, 1495585), (5, 598234), (7, 427310), (10, 299117), (13, 230090), (14, 213655), (19, 157430), (26, 115045), (35, 85462), (38, 78715), (65, 46018), (70, 42731), (91, 32870), (95, 31486), (130, 23009), (133, 22490), (173, 17290), (182, 16435), (190, 15743), (247, 12110), (266, 11245), (346, 8645), (455, 6574), (494, 6055), (665, 4498), (865, 3458), (910, 3287), (1211, 2470), (1235, 2422), (1330, 2249), (1729, 1730)]