38697440

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{347}}^1$

素因数の和:420

約数の個数: 96

約数和(自身を含む): 99447264

約数和(自身を除く): 60749824

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 41, 68, 80, 82, 85, 136, 160, 164, 170, 205, 272, 328, 340, 347, 410, 544, 656, 680, 694, 697, 820, 1312, 1360, 1388, 1394, 1640, 1735, 2720, 2776, 2788, 3280, 3470, 3485, 5552, 5576, 5899, 6560, 6940, 6970, 11104, 11152, 11798, 13880, 13940, 14227, 22304, 23596, 27760, 27880, 28454, 29495, 47192, 55520, 55760, 56908, 58990, 71135, 94384, 111520, 113816, 117980, 142270, 188768, 227632, 235960, 241859, 284540, 455264, 471920, 483718, 569080, 943840, 967436, 1138160, 1209295, 1934872, 2276320, 2418590, 3869744, 4837180, 7739488, 9674360, 19348720, 38697440]

約数ペア:

[(1, 38697440), (2, 19348720), (4, 9674360), (5, 7739488), (8, 4837180), (10, 3869744), (16, 2418590), (17, 2276320), (20, 1934872), (32, 1209295), (34, 1138160), (40, 967436), (41, 943840), (68, 569080), (80, 483718), (82, 471920), (85, 455264), (136, 284540), (160, 241859), (164, 235960), (170, 227632), (205, 188768), (272, 142270), (328, 117980), (340, 113816), (347, 111520), (410, 94384), (544, 71135), (656, 58990), (680, 56908), (694, 55760), (697, 55520), (820, 47192), (1312, 29495), (1360, 28454), (1388, 27880), (1394, 27760), (1640, 23596), (1735, 22304), (2720, 14227), (2776, 13940), (2788, 13880), (3280, 11798), (3470, 11152), (3485, 11104), (5552, 6970), (5576, 6940), (5899, 6560)]