406201390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{1607}}^1$

素因数の和:1801

約数の個数: 64

約数和(自身を含む): 878045184

約数和(自身を除く): 471843794

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 157, 161, 230, 314, 322, 785, 805, 1099, 1570, 1607, 1610, 2198, 3214, 3611, 5495, 7222, 8035, 10990, 11249, 16070, 18055, 22498, 25277, 36110, 36961, 50554, 56245, 73922, 112490, 126385, 184805, 252299, 252770, 258727, 369610, 504598, 517454, 1261495, 1293635, 1766093, 2522990, 2587270, 3532186, 5802877, 8830465, 11605754, 17660930, 29014385, 40620139, 58028770, 81240278, 203100695, 406201390]

約数ペア:

[(1, 406201390), (2, 203100695), (5, 81240278), (7, 58028770), (10, 40620139), (14, 29014385), (23, 17660930), (35, 11605754), (46, 8830465), (70, 5802877), (115, 3532186), (157, 2587270), (161, 2522990), (230, 1766093), (314, 1293635), (322, 1261495), (785, 517454), (805, 504598), (1099, 369610), (1570, 258727), (1607, 252770), (1610, 252299), (2198, 184805), (3214, 126385), (3611, 112490), (5495, 73922), (7222, 56245), (8035, 50554), (10990, 36961), (11249, 36110), (16070, 25277), (18055, 22498)]