1888740800

素因数分解:

$2^6\times 5^2\times {\mathrm{17}}^1\times {\mathrm{69439}}^1$

素因数の和:69478

約数の個数: 84

約数和(自身を含む): 4920935040

約数和(自身を除く): 3032194240

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 100, 136, 160, 170, 200, 272, 320, 340, 400, 425, 544, 680, 800, 850, 1088, 1360, 1600, 1700, 2720, 3400, 5440, 6800, 13600, 27200, 69439, 138878, 277756, 347195, 555512, 694390, 1111024, 1180463, 1388780, 1735975, 2222048, 2360926, 2777560, 3471950, 4444096, 4721852, 5555120, 5902315, 6943900, 9443704, 11110240, 11804630, 13887800, 18887408, 22220480, 23609260, 27775600, 29511575, 37774816, 47218520, 55551200, 59023150, 75549632, 94437040, 111102400, 118046300, 188874080, 236092600, 377748160, 472185200, 944370400, 1888740800]

約数ペア:

[(1, 1888740800), (2, 944370400), (4, 472185200), (5, 377748160), (8, 236092600), (10, 188874080), (16, 118046300), (17, 111102400), (20, 94437040), (25, 75549632), (32, 59023150), (34, 55551200), (40, 47218520), (50, 37774816), (64, 29511575), (68, 27775600), (80, 23609260), (85, 22220480), (100, 18887408), (136, 13887800), (160, 11804630), (170, 11110240), (200, 9443704), (272, 6943900), (320, 5902315), (340, 5555120), (400, 4721852), (425, 4444096), (544, 3471950), (680, 2777560), (800, 2360926), (850, 2222048), (1088, 1735975), (1360, 1388780), (1600, 1180463), (1700, 1111024), (2720, 694390), (3400, 555512), (5440, 347195), (6800, 277756), (13600, 138878), (27200, 69439)]