421543360

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{188189}}^1$

素因数の和:188213

約数の個数: 56

約数和(自身を含む): 1147206240

約数和(自身を除く): 725662880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 188189, 376378, 752756, 940945, 1317323, 1505512, 1881890, 2634646, 3011024, 3763780, 5269292, 6022048, 6586615, 7527560, 10538584, 12044096, 13173230, 15055120, 21077168, 26346460, 30110240, 42154336, 52692920, 60220480, 84308672, 105385840, 210771680, 421543360]

約数ペア:

[(1, 421543360), (2, 210771680), (4, 105385840), (5, 84308672), (7, 60220480), (8, 52692920), (10, 42154336), (14, 30110240), (16, 26346460), (20, 21077168), (28, 15055120), (32, 13173230), (35, 12044096), (40, 10538584), (56, 7527560), (64, 6586615), (70, 6022048), (80, 5269292), (112, 3763780), (140, 3011024), (160, 2634646), (224, 1881890), (280, 1505512), (320, 1317323), (448, 940945), (560, 752756), (1120, 376378), (2240, 188189)]