19223880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12323}}^1$

素因数の和:12350

約数の個数: 64

約数和(自身を含む): 62112960

約数和(自身を除く): 42889080

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, 12323, 24646, 36969, 49292, 61615, 73938, 98584, 123230, 147876, 160199, 184845, 246460, 295752, 320398, 369690, 480597, 492920, 640796, 739380, 800995, 961194, 1281592, 1478760, 1601990, 1922388, 2402985, 3203980, 3844776, 4805970, 6407960, 9611940, 19223880]

約数ペア:

[(1, 19223880), (2, 9611940), (3, 6407960), (4, 4805970), (5, 3844776), (6, 3203980), (8, 2402985), (10, 1922388), (12, 1601990), (13, 1478760), (15, 1281592), (20, 961194), (24, 800995), (26, 739380), (30, 640796), (39, 492920), (40, 480597), (52, 369690), (60, 320398), (65, 295752), (78, 246460), (104, 184845), (120, 160199), (130, 147876), (156, 123230), (195, 98584), (260, 73938), (312, 61615), (390, 49292), (520, 36969), (780, 24646), (1560, 12323)]