1338732020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{3259}}^1$

素因数の和:3357

約数の個数: 96

約数和(自身を含む): 3154636800

約数和(自身を除く): 1815904780

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 47, 76, 92, 94, 95, 115, 188, 190, 230, 235, 380, 437, 460, 470, 874, 893, 940, 1081, 1748, 1786, 2162, 2185, 3259, 3572, 4324, 4370, 4465, 5405, 6518, 8740, 8930, 10810, 13036, 16295, 17860, 20539, 21620, 32590, 41078, 61921, 65180, 74957, 82156, 102695, 123842, 149914, 153173, 205390, 247684, 299828, 306346, 309605, 374785, 410780, 612692, 619210, 749570, 765865, 1238420, 1424183, 1499140, 1531730, 2848366, 2910287, 3063460, 3522979, 5696732, 5820574, 7045958, 7120915, 11641148, 14091916, 14241830, 14551435, 17614895, 28483660, 29102870, 35229790, 58205740, 66936601, 70459580, 133873202, 267746404, 334683005, 669366010, 1338732020]

約数ペア:

[(1, 1338732020), (2, 669366010), (4, 334683005), (5, 267746404), (10, 133873202), (19, 70459580), (20, 66936601), (23, 58205740), (38, 35229790), (46, 29102870), (47, 28483660), (76, 17614895), (92, 14551435), (94, 14241830), (95, 14091916), (115, 11641148), (188, 7120915), (190, 7045958), (230, 5820574), (235, 5696732), (380, 3522979), (437, 3063460), (460, 2910287), (470, 2848366), (874, 1531730), (893, 1499140), (940, 1424183), (1081, 1238420), (1748, 765865), (1786, 749570), (2162, 619210), (2185, 612692), (3259, 410780), (3572, 374785), (4324, 309605), (4370, 306346), (4465, 299828), (5405, 247684), (6518, 205390), (8740, 153173), (8930, 149914), (10810, 123842), (13036, 102695), (16295, 82156), (17860, 74957), (20539, 65180), (21620, 61921), (32590, 41078)]