1938972360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1242931}}^1$

素因数の和:1242958

約数の個数: 64

約数和(自身を含む): 6264377280

約数和(自身を除く): 4325404920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 1242931, 2485862, 3728793, 4971724, 6214655, 7457586, 9943448, 12429310, 14915172, 16158103, 18643965, 24858620, 29830344, 32316206, 37287930, 48474309, 49717240, 64632412, 74575860, 80790515, 96948618, 129264824, 149151720, 161581030, 193897236, 242371545, 323162060, 387794472, 484743090, 646324120, 969486180, 1938972360]

約数ペア:

[(1, 1938972360), (2, 969486180), (3, 646324120), (4, 484743090), (5, 387794472), (6, 323162060), (8, 242371545), (10, 193897236), (12, 161581030), (13, 149151720), (15, 129264824), (20, 96948618), (24, 80790515), (26, 74575860), (30, 64632412), (39, 49717240), (40, 48474309), (52, 37287930), (60, 32316206), (65, 29830344), (78, 24858620), (104, 18643965), (120, 16158103), (130, 14915172), (156, 12429310), (195, 9943448), (260, 7457586), (312, 6214655), (390, 4971724), (520, 3728793), (780, 2485862), (1560, 1242931)]