1900261760

素因数分解:

$2^7\times 5^1\times {\mathrm{83}}^2\times {\mathrm{431}}^1$

素因数の和:616

約数の個数: 96

約数和(自身を含む): 4608874080

約数和(自身を除く): 2708612320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 128, 160, 166, 320, 332, 415, 431, 640, 664, 830, 862, 1328, 1660, 1724, 2155, 2656, 3320, 3448, 4310, 5312, 6640, 6889, 6896, 8620, 10624, 13280, 13778, 13792, 17240, 26560, 27556, 27584, 34445, 34480, 35773, 53120, 55112, 55168, 68890, 68960, 71546, 110224, 137780, 137920, 143092, 178865, 220448, 275560, 275840, 286184, 357730, 440896, 551120, 572368, 715460, 881792, 1102240, 1144736, 1430920, 2204480, 2289472, 2861840, 2969159, 4408960, 4578944, 5723680, 5938318, 11447360, 11876636, 14845795, 22894720, 23753272, 29691590, 47506544, 59383180, 95013088, 118766360, 190026176, 237532720, 380052352, 475065440, 950130880, 1900261760]

約数ペア:

[(1, 1900261760), (2, 950130880), (4, 475065440), (5, 380052352), (8, 237532720), (10, 190026176), (16, 118766360), (20, 95013088), (32, 59383180), (40, 47506544), (64, 29691590), (80, 23753272), (83, 22894720), (128, 14845795), (160, 11876636), (166, 11447360), (320, 5938318), (332, 5723680), (415, 4578944), (431, 4408960), (640, 2969159), (664, 2861840), (830, 2289472), (862, 2204480), (1328, 1430920), (1660, 1144736), (1724, 1102240), (2155, 881792), (2656, 715460), (3320, 572368), (3448, 551120), (4310, 440896), (5312, 357730), (6640, 286184), (6889, 275840), (6896, 275560), (8620, 220448), (10624, 178865), (13280, 143092), (13778, 137920), (13792, 137780), (17240, 110224), (26560, 71546), (27556, 68960), (27584, 68890), (34445, 55168), (34480, 55112), (35773, 53120)]